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Effects of a modern environment on early puberty in humans : a comparative study of skeletal and published data of non-Hispanic blacks in the United StatesPoulos, Mari K. January 2009 (has links)
Studies in the United States suggest that girls are developing secondary sexual
characteristics at earlier ages than in previous years, with non-Hispanic black girls in the United
States experiencing menarche at an earlier age when compared to their peers. Early puberty and
menarche may have multiple detrimental effects, including reduced adult height, increased risk
of breast cancer, obesity, and endometrial cancer. In this thesis, data from published sources of
height and skeletal information on non-Hispanic blacks dating from 1763 to 1861 in the United
States are compared with modern population data from 1988 to 1994. The expected result is that
the modern population should be taller than the historic population. This held true for males, but
not for females. The sexes differed from each other in each population group. This could
suggest that female maturation is under greater genetic control than male, compensating for
harsh living conditions. / Department of Anthropology
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Assessing time away and teachers' perceptions of its effectiveness on girls with behavioral problems / Time-away and teacher perceptionsHastings, Rascheel S. January 2008 (has links)
Although girls make up a small portion of students identified as having emotional or behavioral disorders (EBD), there has been a steady and significant increase in the number of violent incidences in schools involving girls. Yet few intervention programs are in place to address the unique needs of girls with EBD problems of an aggressive nature. This study examined the effectiveness of Time Away (TA), a conflict resolution program emphasizing social skill training currently being employed at the elementary school level in an Indiana school district. TA involves three phases (Albrecht, 1992): timeout—after several unsuccessful attempts by the teacher to resolve conflicts, the offending student is sent to the TA room and placed in a 10-min timeout ("cool down") period; redirection—the student then participates briefly in an academic ("getting back on track") activity; and conflict resolution—a subsequent debriefing period during which time the student is encouraged to examine the events leading to the problem behavior, the specific unacceptable actions that resulted in removal from the classroom, and the consequences along with possible alternative actions that could avoid such problems in the future.This study compared two school districts, one using TA and another using traditional disciplinary practices. TA referrals and disciplinary referrals were compared for both school districts and variables such as gender, socioeconomic status, and the number of referrals made were analyzed. In addition, teachers using TA were surveyed to determine their perceptions of the effectiveness of the TA program and their possible use of it in the future. Their responses to open-ended survey questions were examined qualitatively by grouping them according to themes that emerged from a content analysis. Results of the referral analysis gave support to its effectiveness for girls: In the school district where TA was implemented, girls received 30% fewer referrals than boys in that district and 28% fewer referrals than either boys or girls in the comparison school district that did not use TA. Possible reasons for these results along with recommendations for improving the TA program are discussed. / Department of Special Education
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Psychosocial experiences of early adolescent girls in a private school setting / M. Campbell.Campbell, Maria January 2013 (has links)
Early adolescent girls in a private school setting are in a vulnerable state on account of their gender, transitional developmental phase and a combined array of modern-day expectations and challenges. With many private schools expecting a 100% pass rate from their students, issues of competitiveness and achievement pressure may become prevalent. Research has shown that early adolescent girls are more susceptible to psychosocial problems than boys as well as girls of other ages, putting them more at risk of the effects of performance pressure, academic stress, depression and anxiety. Early adolescent girls’ vulnerability due to the impact that puberty has on their self-esteem as well as the fact that they are easily influenced by the opinions of others, causing them to be highly sensitive to the approval of others, may be compounded by pressures of the private school.
The purpose and aim of this study was therefore to explore and describe the lived experiences of early adolescent girls in a private school setting so as to gain a deeper understanding of such experiences. In following this it was hoped that the study would offer the girls a ‘voice’ as well as create awareness of how they can be better supported in terms of their psychosocial development and well-being. The study was not viewed from one specific theoretical perspective but rather took into consideration various theories of development while undertaking the literature review, in order to gain a broader orientation of the subject at hand. The current literature with regard to the key concepts of the study formed part of the overview of the study.
A qualitative approach was followed so as to understand the unique, true meaning of the girls’ experiences. A case study design allowed for a holistic, in-depth study of the social phenomenon at hand. The participants were ten early adolescent girls in Grade 7 in a private school in Northern Johannesburg who volunteered to take part in the study with the informed consent of their parents. The data obtained were viewed in line with an interpretive descriptive paradigm, which allowed the phenomenon to be studied through a ‘subjective lens’ while allowing for the formation of various realities. A deeper understanding of such realities in terms of the girls’ interpretations of their lived experiences was obtained through the data collection methods of semi-structured in-depth interviews, collages, confidential letters, journal Psychosocial experiences of early adolescent girls in a private school setting entries, field notes and researcher reflective notes. In combination with the researcher’s interpretation, this led to a richer, co-constructed, description of the girls’ experiences. The interpretive description allowed for the emergence of thematic patterns which revealed the findings of the study.
The findings confirm that the girls are experiencing pressure to attain and maintain the high standard of the school. The findings further confirm that such pressures are increased by the early adolescent girls’ vulnerable developmental phase which places them in need of greater positive support from teachers, peers and parents to maintain healthy psychosocial development. The findings show that perceived rejection from peers and teachers has a negative effect on the girls’ self-concept. The findings further reveal that in considering the girls’ well-being they should be given a voice and be respected in their authentic uniqueness.
Recommendations were made for the school to investigate the establishment of ‘mindfulness workshops’ to be run at the school, with the outcome that parents, teachers and students further develop skills in ways of supporting the girls’ healthy psychosocial development. / Thesis (MA (Psychology))--North-West University, Potchefstroom Campus, 2013.
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Psychosocial experiences of early adolescent girls in a private school setting / M. Campbell.Campbell, Maria January 2013 (has links)
Early adolescent girls in a private school setting are in a vulnerable state on account of their gender, transitional developmental phase and a combined array of modern-day expectations and challenges. With many private schools expecting a 100% pass rate from their students, issues of competitiveness and achievement pressure may become prevalent. Research has shown that early adolescent girls are more susceptible to psychosocial problems than boys as well as girls of other ages, putting them more at risk of the effects of performance pressure, academic stress, depression and anxiety. Early adolescent girls’ vulnerability due to the impact that puberty has on their self-esteem as well as the fact that they are easily influenced by the opinions of others, causing them to be highly sensitive to the approval of others, may be compounded by pressures of the private school.
The purpose and aim of this study was therefore to explore and describe the lived experiences of early adolescent girls in a private school setting so as to gain a deeper understanding of such experiences. In following this it was hoped that the study would offer the girls a ‘voice’ as well as create awareness of how they can be better supported in terms of their psychosocial development and well-being. The study was not viewed from one specific theoretical perspective but rather took into consideration various theories of development while undertaking the literature review, in order to gain a broader orientation of the subject at hand. The current literature with regard to the key concepts of the study formed part of the overview of the study.
A qualitative approach was followed so as to understand the unique, true meaning of the girls’ experiences. A case study design allowed for a holistic, in-depth study of the social phenomenon at hand. The participants were ten early adolescent girls in Grade 7 in a private school in Northern Johannesburg who volunteered to take part in the study with the informed consent of their parents. The data obtained were viewed in line with an interpretive descriptive paradigm, which allowed the phenomenon to be studied through a ‘subjective lens’ while allowing for the formation of various realities. A deeper understanding of such realities in terms of the girls’ interpretations of their lived experiences was obtained through the data collection methods of semi-structured in-depth interviews, collages, confidential letters, journal Psychosocial experiences of early adolescent girls in a private school setting entries, field notes and researcher reflective notes. In combination with the researcher’s interpretation, this led to a richer, co-constructed, description of the girls’ experiences. The interpretive description allowed for the emergence of thematic patterns which revealed the findings of the study.
The findings confirm that the girls are experiencing pressure to attain and maintain the high standard of the school. The findings further confirm that such pressures are increased by the early adolescent girls’ vulnerable developmental phase which places them in need of greater positive support from teachers, peers and parents to maintain healthy psychosocial development. The findings show that perceived rejection from peers and teachers has a negative effect on the girls’ self-concept. The findings further reveal that in considering the girls’ well-being they should be given a voice and be respected in their authentic uniqueness.
Recommendations were made for the school to investigate the establishment of ‘mindfulness workshops’ to be run at the school, with the outcome that parents, teachers and students further develop skills in ways of supporting the girls’ healthy psychosocial development. / Thesis (MA (Psychology))--North-West University, Potchefstroom Campus, 2013.
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Disney's Fashionable Girls : Signs and symbols in the costume dress of Disney's female characters.van Dam, Bianca January 2014 (has links)
Disney’s princesses and heroines have long captured the minds and hearts of young girls with their magical dress. This thesis researches the fashion symbols in a chosen set of animated movies and relate this to children’s reception, sexuality and gender issues and narrative identities. A semiotic analysis of the movies and relating them to read literature will shine a new light on this subject.
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Flickors och pojkars matematiska uttryck i förskolan : Ett genusperspektiv / Girls and boys mathematical expressions in preschool : A gender perspectiveLöving, Charlotte, Blomstrand, Yvonne, Karlsson, Anneli January 2014 (has links)
Denna kvalitativa studie behandlar matematiska uttryck hos förskolebarn. Syftet med studien är att undersöka och beskriva flickors och pojkars matematiska uttryck i förskolan samt vilka eventuella skillnader som kan iakttas i deras uttryckssätt. Detta mot bakgrund av att matematiken har fått ett allt större utrymme i förskolans verksamhet efter att förskolan fick sin första läroplan, Lpfö 98, med uttalade mål att sträva mot. Tidigare forskning visar att pedagoger bemöter flickor och pojkar olika i förskolan. Kan det ha att göra med att de uttrycker sig olika? Med detta som grund ville vi undersöka om det finns skillnader i flickors och pojkars matematiska uttryck.Matematik är ett språk och barn i förskolan utvecklar matematisk förståelse genom upplevelser i lek och sociala sammanhang. Nya matematiska upplevelser sammanfogas med tidigare erfarenheter och ger ny förståelse. Studien genomförs på tre olika förskolor där vi observerar barn, ett till fyra år, i tre olika situationer som är återkommande för barnen; tamburen, uteleken samt måltiden. Datainsamlingen består av film och anteckningar. Resultatet visar att förskolebarn ger uttryck för matematiska begrepp som problemlösning, rumsuppfattning, antalsuppfattning, klassificering och ordningsföljd. Detta är genomgående i alla tre observationssituationerna. Resultatet visar skillnader i flickors och pojkars matematiska uttryckssätt. / The purpose of this qualitative study is to examine and describe preschool children's mathematical expressions and whether we can perceive any differences between girls and boys expressions. Mathematics has been given a place in preschool. Previous research shows that teachers treat girls and boys differently in preschool. Are there any differences between girls and boys mathematic expressions? We wanted to examine this.Mathematics is a language and children in preschool develop mathematical understanding through experiences in playground and in social context. New mathematical experiences together with previous experiences, provides new understanding. The study is conducted at three different preschools where we observe children in the age of one to four years, in three different situations. The chosen situations are recurrent for the children; hall, the playground outside and meal. Data collection contains film and notes. The result shows that preschool children express mathematical concepts such as problem solving, spatial awareness, number perception, classification and sequence. This is consistent across all three observational situations. The result shows differences in girls and boys mathematical expressions.
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Die invloed van 'n intervensieprogram by 9- tot 12-jarige plaaswerkerkinders met ontwikkelingskoördinasieversteuring, geskoei op 'n geïntegreerde benadering / J.E. ErnstBotha, Jo-Anne Elizabeth January 2003 (has links)
Controversy still exists among researchers with regard to the most effective intervention methods
and the success thereof regarding DCD children. This condition is known to have different
underlying causes, which can influence the success of intervention programmes. It is indicated
in the literature that intervention of motor difficulties early in the life of the child, can improve
motor development and academic achievement and thus contribute to the total wellness of these
children.
The aims of this study was, firstly, to determine the effect of an intervention programme based
on an integrated approach, on 9 to 12 year old farm labourer children with DCD. The data was
analyzed by means of descriptive statistics, t-testing as well as effect sizes to determine practical
significance. A second aim was to determine the relation between underlying sensory-neurological
problems and the measure of success reached with the intervention programme.
This data was mainly analysed with descriptive statistics and in a qualitative manner. The third
aim was to determine the relation between fine motor manipulation skills and behaviour
characteristics as assessed by the teacher and the measure of success reached with an
intervention programme. This data was also analysed by means of descriptive data and in a
qualitative manner.
The sample of the investigation, on a farm in the North-West Province, consists of children of
farm workers between the ages of 4 and 12 years (n = 36) who were evaluated according to the
Movement Assessment Battery for Children (MABC) test (Henderson & Sugden, 1992) to
determine their DCD status. Eight children (5 girls and 3 boys) were classified with DCD. One
girl was identified in the 9 to 10 year old group, and 5 boys and 2 girls (n = 7) were in the 1 l to
12 year old group. These children were also evaluated on the "Sensory-Neurological Screening
test" (Auxter et al., 2001), the ''Qwck Neurological Screening test" (Mutti et al., 1978), and the
"Bruininks-Oseretsky Test of Motor proficiency" (Bruininks, 1978) in order to determine the
possible underlying causes of their problems on which the content of the intervention programme
was based. The MABC Checklist (Henderson & Sugden, 1992) was used to determine the
children's fine motor manipulation skills as well as their behaviour characteristics as assessed by
their teachers. The children were tested eight weeks prior to (PREI), and again just before the
programme started (PRE2) in order to determine the effect of maturation. Immediately after the
intervention programme of 8 weeks, twice a week for 45 minutes was completed, they were
tested (POSTI) to determine the effect of the programme, and two months (RTI) and nine
months (RT2) later they were re-tested to determine the long term effect of the programme. The
intervention programme consists of perceptual-motor, sensory integration and task-specific
components.
With regard to the first aim of the study, the results indicated that the intervention programme
had a positive effect on two of the children, while no effect was noticed on the problems of one,
and three of them regressed. The results indicated that with a little modification the intervention
programme, based on an integration approach, could have a better effect. The results indicated
that each child has different needs, and that the underlying problems might be a reason why the
children reacted differently to intervention. However, fine motor manipulation skills increased
on the short term, while balance skills showed a long term effect. Further research to determine
the reasons of a child's problems, is recommended in order to establish the best method of
intervention.
With reference to the second and third aim of the study, the comparison of the children who
improved (n = 2) with those who regressed (n = 3), indicated that those who regressed after the
intervention programme, had more complex underlying sensory-neurological conditions. They
also experienced more problems regarding fine motor manipulation skills as well as behaviour.
They also showed poor bilateral integration, which was not the case with the other children.
Further research concerning the role that bilateral co-ordination plays in DCD is recommended.
From the results of this study, it is also recommended that intervention programmes should be
conducted on an individual basis in order to assure that the focus is on the child's specific
problems, and to ensure that the intervention has a positive effect. Proper assessment of
underlying causes must be done in conjunction with the MABC testing, because this will help to
determine the method that is selected for intervention. / Thesis (M.A. (Human Movement Science))--North-West University, Potchefstroom Campus, 2004.
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A health promotional physical activity programme for adolescents in a semi-urban community : PLAY-study / Anita LennoxLennox, Anita January 2007 (has links)
Physical activity (PA) and physical fitness (PF) are regarded as important elements of a healthy lifestyle (Sallis & Patrick, 1994:304; Saxena et al., 2002; Beets & Pitetti, 2004:1796). Literature revealed that adolescents are more inclined to be physically inactive and spent time on sedentary activities, such as watching television (Wang & Biddle, 2001:1; Marshall et al., 2002:413; Neumark-Sztainer et al., 2003:803; Hancox et al., 2004; Malina et al., 2004:479). Adolescents from low socio-economic communities also experience various other barriers, such as performing income-generating activities and family duties (Prista et al., 1997:455; Kriska, 2000:50), time constraints (Saxena et al., 2002), too much homework (Deflandre et al., 2004:31) and distances from sports facilities (Nahas et al., 2003), which prevent them from being physically active. Stunting, defined as height growth retardation, is also a condition that is associated with poor socio-economic status (SES) and various studies showed an occurrence of up to 19% in children (Kruger et al., 2004:566; Cameron et al., 2005:414). Although different intervention studies were conducted to improve stunting, none were based on physical activity intervention (Lunn, 2002:109; Walsh et al., 2002:6).
The first aim of the study was to determine the physical fitness status and physical activity levels of 15-year-old adolescents from a previously disadvantaged community. Secondly, to determine what factors would be regarded as either barriers or motivators for 15-year-old adolescents from this previously disadvantaged community for improving their physical activity and participation in sport and for determining their perception of their own physical activity level. The next aim was to analyse the physical activity choices and aerobic endurance of these 15-year-old adolescents and the effect of a physical activity intervention programme (PAIP) on their physical activity choices and levels and aerobic endurance. The last aim of the study was to examine the effect of a PAIP on the physical fitness of stunted 15-year-old adolescents.
Two high schools (an intervention school [school 1] and a control school [school 2]) in a previously disadvantaged community near Potchefstroom, South Africa, participated in this study. The learners in the control school had a slightly better socio-economic status, determined by income per capita. All Grade 8 learners in School 1 and 2 were requested to participate in the research. Two hundred and fifty-two (N=252) Grade 8 learners (116 boys and 136 girls) in School 1 and N=66 Grade 8 learners (21 boys and 45 girls) in School 2 parents/guardians granted informed consent to participate in the study. The PAIP was conducted for an hour twice a week for 19 weeks directly after school hours for learners from School 1. No physical education classes or organised sport were part of the school curriculum during the intervention. A pre-test/post-test study design was used.
Standard anthropometrical procedures were used to determine body mass, stature and four skin folds. The Fitnessgram (Meredith & Welk, 1999:9) and additional fitness tests were used to determine the physical fitness levels of the participants. The Previous Day Physical Activity Recall (PDPAR) (Trost et al., 1999:342) was used to determine the physical activity levels and television watching hours during one day of the week and weekend respectively. Biological maturity status was determined by means of the 5-stage Tanner scale (Faulkner, 1996:237). The questionnaire of Rowland (1990) which deals with barriers to physical activity and participation in sport was also used. A few of the questions were adjusted and additional questions from Meredith and Welk (1999:50) were added. Demographic information on the SES (income per capita, housing, water and electricity) of the participants, as well as information on how far learners walked to school and how long it took, was also determined.
The data was analysed by means of descriptive statistics, correlational analysis, frequency and rank ordering, t-testing followed by Tuckey post hoc analysis, One-and Two-way Analysis of Covariance (ANCOVA) and Tuckey-Kramer multiple comparisons. The Statistica for Windows and SAS computer programmes were used to analyse the data according to the above-mentioned aims of the study. A p-value smaller or equal to 0.05 was accepted as significant.
The results of the study indicated higher mean physical fitness values in the intervention group compared to the control group. Both boys and girls in the intervention group and boys in the control group were moderately active, while only the girls in the control group showed low levels of physical activity. Longer commuting distances were found in the intervention group, while more hours of television watching were found in the control group. The aerobic fitness,
flexibility and body composition of group 1 and 2 fell within the healthy fitness zone (HFZ), while their strength fell outside the healthy fitness zone, and showed negative relationships with aerobic fitness and flexibility. Television viewing time and commuting distances to school appeared to have a moderate influence on the moderate to low physical activity levels of the total group, and physical activity showed a relationship with higher fitness values.
Regarding the second aim, too much homework, lack of money and family responsibilities were indicated as barriers to being physically active, while encouragement of parents and friends to participate with, were found to be motivational factors. After participation in the physical activity programme it was found that the learners' perceptions had changed and they had better knowledge of the intensity of physical activity.
The results analysed for the third aim of the study indicated disappointing results regarding the effect of the intervention programme and no significant improvement was found, because of poor attendance to the programme. The learners had to be categorised in different attendance groups of the intervention programme. The group with the highest attendance (>70%) of the programme seemed to sustain their aerobic fitness the best. From the activities that were included in the physical activity programme, it was established that netball and soccer had a small effect on the physical activity choices of the group after participating in the programme.
The results of the fourth aim revealed that stunted girls, who participated regularly in the programme, showed better improvement in aerobic fitness and hand grip strength after participating in the activity programme compared to non-stunted girls, while the lean body mass and flexibility on the right side of the body had improved in stunted boys. The stunted boys and girls also showed improvement in different physical fitness variables compared to non-stunted boys and girls.
It can be concluded from the results of this study that participating in an after school physical activity programme is not the answer to improving the physical activity of children living in low SES environments. Such programmes are, however, needed but should be implemented during school hours. The physical activity programme, however, had a positive effect on both the physical fitness (excluding strength) and aerobic fitness as well as on their perception of physical activity and physical fitness of the adolescents, and showed some effect on the fitness of stunted adolescents. Intervention strategies should however be developed to overcome the
barriers that prevented children from low SES communities from being physically active. It is also important to empower these adolescents with knowledge and skills to enable them to maintain and increase their physical activity levels.
Key words: Physical fitness, physical activity, adolescence, socio-economic status, boys and girls, barriers, motivators, stunting / Thesis (Ph.D. (Human Movement Science))--North-West University, Potchefstroom Campus, 2008.
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Boyfriends, Babies, and a Few Good Headshots: Examining Girl Gamers' Identity Enactment on Twitter Using the Communication Theory of IdentityStorla, Kari D. 14 December 2011 (has links)
Girl gamers, while a substantial part of the gaming population, are often largely ignored in both the gaming industry and academic literature. In particular, there have been few investigations to date on what comprises the identity of a girl gamer, particularly outside the context of gameplay. To that end, the current study aims to investigate how girl gamers enact their identities as girl gamers on Twitter, a social network site. Eight Twitter accounts whose users self-identified as either Gamer Girls or Girl Gamers on a Twitter user directory where identified and the profiles and tweets of each collected for a two week period. This data was then analyzed according to Hecht’s communication theory of identity in order to determine how girl gamers enact their identity in an online context.
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The Influence of Traditions and Cultural Norms on Girls’ School Withdrawal in Afghanistan: A Qualitative Study of Maternal AccountsQayuome Hareer, Diba 26 November 2013 (has links)
Girls’ withdrawal from school is posing a major challenge to female literacy in Afghanistan. The aim of this research was to examine the influence of Afghan traditions and cultural norms on girls’ school withdrawal by parents or guardians in Khinjan District of Baghlan Province. To achieve this aim the accounts of 12 mothers with daughters pulled out of school were obtained through semi-structured interviews and analyzed via the theoretical lens of Existentialist Feminism and Hofstede’s Cultural Dimensions Model. The findings suggest that in order to address the problem of girls’ withdrawal from school in Khinjan, the informal communication networks that reinforce the tendency of parents/guardians, especially male ones, to withdraw the girls from school should be influenced by communication channels in the district. Grounded on Paulo Freire’s concept of dialogue for liberation, it is recommended that credible members in the community should initiate and engage in a transforming dialogue about education of girls, with Khinjanis.
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