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Lebertransplantation bei äthyltoxischer LebererkrankungSpree, Eckhard 01 December 2000 (has links)
Von 1988-1998 wurden am Virchow-Klinikum, Medizinische Fakultät Charité der Humboldt-Universität zu Berlin 1000 orthotope Lebertransplantationen an 911 Patienten vorgenommen. Darunter befanden sich 167 Patienten mit der LTX-Indikation ALD. Im Kapitel "Rückfall zum Alkoholabusus und postoperative Compliance" wurden 117 Patienten mit der LTX-Indikation, bzw. Zusatzdiagnose ALD (700 Transplantationen an 645 Patienten von 1988-1995) berücksichtigt. Hinsichtlich der Inzidenz der vorgenommenen Retransplantationen unterschieden sich die Patienten mit ALD nicht signifikant von den Patienten mit anderen Indikationen. Von 167 ALD-Patienten verstarben n=15 (9,0%). Das 1-Jahres-Überleben der ALD-Patienten lag bei 96,8%, das 5-Jahres-Überleben bei 85,9% und das 9-Jahres-Überleben bei 83,3%. Die Patienten mit ALD unterschieden sich hinsichtlich des Patienten- und Transplantatüberlebens nicht signifikant von den Patienten mit anderen LTX-Indikationen. Die ALD-Patienten unterschieden sich weder in bezug auf die Inzidenz steroidsensibler noch steroidresistenter akuter Rejektionen signifikant von den anderen Patienten. Im Vergleich von Cyclosporin A mit FK506 als primäre Immunsuppression, sowohl bei ALD-, als auch bei Patienten mit anderen LTX-Indikationen lag die Inzidenz akuter Rejektionen in der Cyclosporin A-Gruppe nicht signifikant höher als in der FK506-Gruppe. Die Inzidenz steroid-resistenter Abstoßungen dagegen war bei den Cyclosporin A-Patienten signifikant höher als bei den FK506-Patienten. Keine signifikanten Unterschiede zwischen ALD-Patienten und Patienten mit anderen Indikationen gab es in bezug auf die chronischen Rejektionen. Ebenfalls nicht signifikant waren bei den ALD-Patienten die Unterschiede in der Inzidenz chronischer Rejektionen zwischen den beiden Immunsuppressions-Gruppen Cyclosporin A und FK506. Von 117 Patienten mit der LTX-Indikation, bzw. der Zusatzdiagnose ALD erlitten n=27 (23,0%) mindestens 1 mal einen postoperativen Alkoholabusus, der in 19 Fällen (16,2%) schwerwiegend war. Die postoperative Compliance gestaltete sich bei 84 Patienten gut, bei 28 Patienten mäßig und bei 5 Patienten schlecht. Patienten, die einen schweren postoperativen Alkoholabusus erlitten und eine nur mäßige oder schlechte Compliance hatten wiesen eine hochsignifikant kürzere präoperative Abstinenzzeit vor als Patienten ohne Alkoholabusus, bzw. mit einer guten Compliance. Besonderes auffällig war die hochsignifikant höhere Inzidenz des postoperativen Abusus und einer nur mäßigen oder schlechten Compliance bei Patienten mit einer weniger als ½ Jahr betragenden präoperativen Abstinenzzeit. In den Patientengruppen mit schwerem präoperativen Alkoholabusus und mit einem weiteren Substanzmißbrauch in der Vorgeschichte kam es zu signifikant höheren Inzidenzen eines schweren postoperativen Abusus als bei den jeweiligen Vergleichsgruppen. Bezüglich der soziodemographischen Faktoren ergaben sich bei Frauen signifikant höhere Inzidenzen eines Alkoholabusus und einer mäßigen, bzw. schlechten Compliance als bei männlichen Patienten. Die Patienten mit postoperativem Abusus waren signifikant jünger als die Vergleichsgruppe der Patienten ohne Abusus. Bezüglich der postoperativen Compliance gab es keine signifikanten Altersunterschiede. Weder beim Alkoholabusus, noch bei der Compliance ließen sich signifikante Unterschiede bezogen auf berufliche Position, bzw. Bildungsniveau der Patienten finden. Im Hinblick auf die im Rahmen der Evaluationsuntersuchungen erhobenen psychosozialen Faktoren erlitten Patienten mit einer als eher labil eingeschätzten Persönlichkeitsstruktur signifikant häufiger einen postoperativen Abusus und hatten signifikant häufiger eine nur mäßige Compliance als Patienten mit eher stabiler Persönlichkeit. Die Unterschiede bei Patienten mit als gut, bzw. schlecht bewertetem sozialem Umfeld waren nicht signifikant. Patienten, deren postoperative Compliance präoperativ als mäßig oder fraglich eingeschätzt wurde, erlitten postoperativ signifikant häufiger einen schweren Alkoholabusus als Patienten mit einer guten Compliance-Prognose. Ebenfalls signifikant häufiger erlitten Patienten mit als mäßig oder fraglich eingeschätzter Rückfallgefahr einen postoperativen Alkoholabusus als Patienten mit als gering eingestuftem Rückfallrisiko. Patienten mit als mäßig oder fraglich eingeschätzter Compliance und mit als mäßig oder fraglich eingeschätztem Rückfallrisiko wiesen nicht signifikant häufiger eine nur mäßige oder schlechte Compliance vor als Patienten deren Compliance-Prognose als gut und deren Rückfallrisiko als gering eingestuft wurde. / From 1988 to 1998 at the Virchow-Clinic, Medical Faculty Charité of the Humboldt University of Berlin 1000 orthotopic liver transplantations were performed in 911 patients Out of these patients there were 167 patients with the LTX-indication ALD. In the chapter "Relapse to alcohol abuse and postoperative compliance" 117 patients with the LTX-indication or additive diagnosis ALD were regarded. The incidence of performed retransplantations was not significantly different from patients with other indications. Out of 167 ALD-Patients n=15 (9,0%) died. The 1-year-survival of the ALD-patients was 96,8%, the 5-year-survival 85,9% and the 9-year-survival 83,3%. Patient and graft survival compared well with other indications. There were no significant differences in the incidence of acute steroid-sensible nor steroid-resistant rejections between Patients with ALD and other indications. In all patients the incidence of acute rejetions in the Cyclosporine A treated patients did not differ significantly from the FK506 treated patients. Acute steroid-resistant rejection was observed significantly less frequently in the FK506 treatment group than in the Cyclosporine A treatment group. Chronic rejections occurred in similar frequency as observed in patients transplanted for other indications. Neither there were significant differences in the incidence of chronic rejections in the both immunosuppressant groups of ALD-patients. Of 117 Patients with the LTX-indication or additive diagnosis ALD alcohol relapse for at least one time occurred in 27 patients (23%). Relapse was serious in 19 cases (16,2%). Postoperative compliance was good in 84 patients, moderate in 28 patients and poor in 5 patients. Patients who developed an alcohol relapse or who had a moderate or poor compliance showed a high-significant shorter duration of abstinence prior to transplantation than patients who developed no relapse or who had a good compliance. There was a remarkable high-significant increase of alcohol relapse or moderate or poor compliance in patients with an abstinence duration shorter than 1/2 year. Patients with a serious alcohol abuse or an additive drug abuse in history showed a significantly increased incidence of postoperative alcohol relapse. Women showed a significantly higher incidence of relapse or poor or moderate postoperative compliance than male recipients. Patients who developed a postoperative relapse were significantly younger than patients without relapse. Age failed to correlate with postoperative compliance. Education level and professional position showed no significant correlation with relapse and compliance. Recurrence of alcohol disease and moderate compliance were observed significantly increased in Patients with a poor psychological personal stability compared with patients with a good personal stability. Social environment failed to correlate with relapse or postoperative compliance. Patients whose postoperative compliance was preoperative assessed as moderate or questionable developed a significantly increased rate of serious alcohol relapse compared with patients whose compliance was assessed as good. Patients whose risk of alcohol relapse was assessed as moderate or questionable showed a significantly higher incidence of postoperative relapse. Preoperatve assessment of compliance or relapse failed to correlate with postoperative compliance.
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Learning in alcohol dependenceGarbusow, Maria 20 February 2018 (has links)
Die These fasst die ersten Untersuchungen zum Pawlowsch`-Instrumentellen Transfer in alkoholabhängigen (AA) Patienten zusammen. Es ist bekannt, dass kontextuelle Umgebungsreize Verhalten beeinflussen. Tier- und Humanstudien haben gezeigt, dass positive Pawlowsche Reize instrumentelles Antwortverhalten verstärken und negative Pawlowsche Reize dieses reduzieren (PIT-Effekt). Bei Abhängigkeit wird angenommen, dass dieser Mechanismus relevant für Rückfall ist, da z.B. drogenassoziierte Reize bei Patienten im Vergleich zu Kontrollen erhöhtes Verlagen und funktionelle Aktivität in Belohnungsarealen auslösen. In Tier- und Humanstudien wurden stärkere PIT-Effekte vor allem mit funktioneller Aktivierung im Nucleus Accumbens (NAcc) beobachtet. Weiterhin zeigten sich bei Probanden mit stärkerem PIT-Effekt und bei AA Patienten erhöhte Impulsivitätswerte. Die PIT-Aufgabe besteht aus 3 Hauptteilen: i) Instrumentelle Konditionierung, ii) Pawlowsche Konditionierung, iii) Transfer mit Pawlowschen oder alkoholassoziierten Kontextstimuli. Impulsives Auswahlverhalten wurde durch die delay discounting Aufgabe erhoben. Es zeigten sich signifikant stärkere PIT-Effekte mit Pawlowschen Kontextreizen in AA Patienten im Vergleich zu Kontrollen mit funktioneller Aktivierung im NAcc, die zur Rückfallvorhersage beitrug. Der Transfer mit alkoholassoziierten Kontextreizen bewirkte eine signifikante Reduktion des instrumentellen Antwortverhaltens mit neuronalem Korrelat im NAcc nur bei abstinenten Patienten. Impulsives Auswahlverhalten und PIT hingen nur bei Patienten positiv zusammen. Die Studien lassen darauf schließen, dass PIT ein für Rückfall wichtiger Mechanismus ist mit funktionellem Korrelat im NAcc, der sich für motivationale Prozesse als auch als Salienzsignal relevant gezeigt hat. Die Subgruppe von hoch impulsiven Patienten ist im Besonderen durch Kontextreize im instrumentellen Antwortverhalten beeinflussbar, daher sollte ihr besondere Aufmerksamkeit bei Interventionen zukommen. / This thesis summarizes the first Pavlovian-to-instrumental transfer (PIT) studies in alcohol-dependent (AD) patients. Contextual stimuli are known to influence our behavior. Animal and human studies showed that positive Pavlovian stimuli enhance and negative Pavlovian stimuli reduce instrumental behavior (PIT effect). This mechanism might be relevant for relapse risk, as drug-associated stimuli have shown to enhance e.g. craving and functional activation in reward-related brain areas in patients compared to controls. In animal and human studies enhanced PIT effects were associated with activation particularly in the nucleus accumbens (NAcc). Moreover, control subjects with stronger PIT effects and AD patients were more impulsive on different facets of impulsivity. The PIT task consists of three main parts: i) instrumental conditioning, ii) Pavlovian conditioning, iii) transfer with Pavlovian background stimuli and instrumental task in the foreground (nondrug-related PIT: Pavlovian contextual cues; drug-related PIT: alcohol-related contextual cues). Choice impulsivity was measured by delay discounting task. We observed significantly enhanced nondrug-related PIT effects in AD patients compared to controls with a functional activation in the NAcc being predictive for relapse. Regarding drug-related PIT effects, we observed significantly reduced instrumental behavior during alcohol-related backgrounds with neural correlates in the NAcc in abstainers only. Choice impulsivity was positively related to PIT in AD patients only. Our data suggest that PIT is a mechanism contributing to relapse in AD patients with functional correlations within the NAcc, which based on our data is involved in motivation and attribution of salience. The subgroup of high impulsive patients is particularly susceptible for PIT effects, thus should be main target for intervention programs.
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Fatores associados à recidiva, ao abandono e ao óbito no retratamento da tuberculose pulmonar / Factors associated with recurrence, abandonment and death in the retreatment of pulmonary tuberculosisPaula, Patricia Ferreira de 18 March 2008 (has links)
RESUMO Objetivo: Investigar fatores associados à recidiva, retratamento por abandono e óbito entre retratados por abandono para pacientes com TB pulmonar, de ambos os sexos, maiores que treze anos, residentes em área periférica do município de São Paulo. Material e Métodos: Estudos de caso-controle não pareado aninhado a uma coorte prospectiva de pacientes com TB pulmonar confirmada por cultura, selecionados entre 2001 e 2002 e acompanhados até 2006. Os casos foram pacientes que apresentaram recidivas, retratamento por abandono e óbito entre retratados por abandono; os controles foram pacientes com cura sem retratamento. Os dados foram obtidos mediante aplicação de questionários estruturados aplicados à época do ingresso no estudo e por entrevista domiciliar em 2004 e 2006, complementados por informação da Vigilância de TB. Na investigação dos fatores associados à recidiva, ao retratamento por abandono e óbito entre retratados por abandono, esses três desfechos foram tomados como variáveis dependentes e como variáveis independentes, as exposições de interesse. As odds ratio (OR) brutas e ajustadas foram estimadas com os respectivos intervalos de 95% de confiança pela regressão logística multivariada não condicional. A importância das variáveis para o modelo final foi avaliada através do teste da razão de verossimilhança, utilizando-se p<0,05. Resultados: As variáveis associadas à recidiva e ajustadas para sexo e idade independentemente das demais foram: co-infecção com HIV (OR=9,3; IC95%= 1,6 - 54,1), contato domiciliar prévio (OR= 2,2; IC95% = 0,8 - 6,2), caso de TB no domicílio após o paciente (OR= 3,8; IC95%= 1,2 - 12,8); diabetes (OR=1,6; IC95%= 0,3 - 7,7), MDR (OR=15,5; IC95%= 1,2 - 200,5). As variáveis associadas ao retratamento por abandono ajustadas para sexo e idade independentes das demais variáveis foram: TBMDR (OR=38,7; IC95%= 2,9 - 515,3), co-infecção com HIV (OR=24,8; IC95%= 3,8 - 163,0), história de alcoolismo (OR= 4,2; IC95%=1,1 - 17,5) e internação por complicações de TB (OR= 7,2; IC95% =2,5 - 21,0). As variáveis associadas ao óbito entre retratados por abandono ajustadas para sexo e idade independente das demais e foram: TBMDR (OR=152,4; IC95%= 9,8 - 237,4), co-infecção com HIV (OR=29,0; IC95%=7,1 -1 19,1), alcoolismo (OR=11,8; IC95%=1,3-102,8) e regime prisional (OR=5,0; IC95%= 1,0-25,8). Conclusões: Os resultados apresentados apontam grupos de maior risco para retratamento por TB por recidiva, abandono de tratamento e óbito que devem ser considerados no aperfeiçoamento do DOTS em nosso país. / ABSTRACT Objective: Investigate factors associated to relapse, re-treatment by default and death among patients retreated by default for patients with pulmonary tuberculosis, of both sexes, more than thirteen years old, living in the periphery of the city of São Paulo. Material and Methods: A nested case-control study not paired to a prospective cohort of pulmonary tuberculosis patients confirmed by culture, selected between 2001 e 2002 and followed up until 2006. Cases were patients who had relapses, re-treatment by default and death among patients retreated by default; controls were patients with cure without re-treatment. The data were obtained through application of structured questionnaires applied at the time of entry in the study and interview at home in 2004 and 2006, supplemented by information from the surveillance of TB and Information System Mortality of the Foundation SEADE. Relapse, re-treatment by default and death among patients retreated by default were taken as dependent variables and the variables of interest as independent. Crude and adjusted odds ratio (OR) and its 95% confidence interval were calculated by multiple logistic regression not conditional. Statistical significance was assessed by the likelihood ratio test with p < 0.05. Results: The variables associated independently with relapse and adjusted for sex and age were: case of MDR-TB (OR=15.5; 95% CI: 1.2-200.5), co-infection with HIV (OR=9.3 ,95%CI: 1.6-54.1), diabetes (OR=1.6, 95% CI: 0.3-7.7), previous household contact with TB (OR=2.2, 95% CI: 0.8-6.2) and TB at home after patient studied (OR=3,8, 95% CI: 1,2-12,8). The variables associated independently with the retreatment of default and adjusted for sex and age were: case of MDR-TB (OR = 38.7, 95 % CI: 2.9-515.3), co-infection with HIV (OR=24.8, 95% CI: 3.8-163.0), alcohol abuse (OR=4.2, 95% CI: 1.1-17.5) and hospitalization to TB complications (OR=7.2, 95% CI: 2.5-21.0). The variables associated independently with death among patients retreated by default and adjusted for sex and age were: case of MDR-TB (OR=152.4, 95% CI: 9.8-237.4), co-infection with HIV (OR=29.0, 95%CI: 7.1-119.1), alcohol (OR=11.8, 95% CI: 1.3-102.8) and prison system (OR=5.0, 95%CI: 1.0-25.8). Conclusions: The results presented here show groups of higher risk among TB patients for re-treatment by relapse, treatment default and death among re-treated by default to be considered in the improvement of DOTS in our country.
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A multivariate model of relapse on Hong Kong chronic drug abusers: a two-wave longitudinal study. / CUHK electronic theses & dissertations collection / Digital dissertation consortiumJanuary 2004 (has links)
Choi Fai-ming, Jonathan. / "July 2004." / Thesis (Ph.D.)--Chinese University of Hong Kong, 2004. / Includes bibliographical references (p. 132-151). / Electronic reproduction. Hong Kong : Chinese University of Hong Kong, [2012] System requirements: Adobe Acrobat Reader. Available via World Wide Web. / Electronic reproduction. Ann Arbor, MI : ProQuest Information and Learning Company, [200-] System requirements: Adobe Acrobat Reader. Available via World Wide Web. / Mode of access: World Wide Web. / Abstracts in English and Chinese.
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Recidiva do apinhamento ântero-superior nas más oclusões de classe I e classe II tratadas com extrações / Maxillary anterior crowding relapse in class I and II extraction treatmentTagliavini, Camila Leite Quaglio 09 March 2009 (has links)
A estabilidade pós-tratamento sempre foi um assunto delicado da ortodontia. A maioria dos pacientes e até mesmo os ortodontistas, julgam o sucesso do tratamento ortodôntico pela estabilidade dos resultados em longo prazo. Por este motivo a literatura é repleta de estudos acerca deste assunto, principalmente da recidiva do apinhamento ântero -inferior. Já o interesse pelo apinhamento ânterosuperior e sua recidiva é crescente por conta de uma maior preocupação com a estética do sorriso. Desta forma, o propósito deste estudo é comparar a recidiva do apinhamento ântero-superior em pacientes com má oclusão de Classe I e Classe II de Angle. A amostra consiste em 70 pacientes divididos em 3 grupos. O Grupo 1 apresenta 30 pacientes (12 do gênero masculino e 18 do gênero feminino) com má oclusão de Classe I, idade média inicial de 13,16 anos e tratados com extrações dos 4 primeiros pré -molares. O Grupo 2 apresenta 20 pacientes (11 do gênero masculino e 9 do gênero feminino) com má oclusão de Classe II divisão 1, idade média inicial de 12,95 anos e também tratados com extrações dos 4 primeiros pré-molares. O Grupo 3 apresenta 20 pacientes (11 do gênero masculino e 9 do gênero feminino) com má oclusão de Classe II divisão 1, idade média inicial de 13,09 anos e tratados com extrações dos 2 primeiros pré -molares superiores. Foram avaliados os modelos de estudo nas fases inicial (T1), final (T2) e no mínimo 5 anos pós -tratamento (T3) de cada pac iente. As variáveis do arco superior avaliadas e comparadas estatisticamente pela Análise de Variância (ANOVA) foram: Índice de Irregularidade de Little superior (IRLS), comprimento do arco (CAS), distância intercaninos (DICS), interpré-molares (DI2PMS) e intermolares (DIMS). Como os resultados entre os grupos não mostraram diferenças estatisticamente significantes nas fases avaliadas, a amostra foi unificada. O Teste de Correlação de Pearson e o Teste de Regressão Linear Múltipla foram utilizados para veri ficar se alguma variável estudada teria influência sobre o apinhamento nas três fases (IRLS1, IRLS2, IRLS3). Os resultados mostraram que a recidiva do apinhamento superior (IRLS3-2) é influenciada pelo apinhamento inicial (IRLS1) e que os dentes tendem a voltar à posição original. O gênero feminino apresentou mais recidiva do apinhamento ântero -superior que o gênero masculino. / The posttreatment stability was always a delicate issue in Orthodontics. Most of the orthodontic patients and even the orthodontists judge their treatment as successful based on the treatment outcomes stability in the long-term. Because of this reason the literature has a lot of studies about this issue, mostly on relapse of mandibular anterior crowding. However the interest on maxillary anterior crowding and its relapse has been growing because of the greater conscious on smile esthetic among patients. Therefore, the purpose of this study was to compare the relapse of maxillary anterior crowding in cases presenting Angles Class I and Class II malocclusions. The experimental sample consisted of 70 patients divided into 3 groups. Group 1 comprised 30 patients (12 male; 18 female) at a mean initial age of 13.16 years, with Class I malocclusion, treated with all first premolars extraction. Group 2 comprised 20 patients (11 male; 9 female) at a mean initial age of 12.95 years, with Class II division 1 malocclusion, also treated with all first premolars extraction. Group 3 comprised 20 patients (10 male; 10 female) at a mean initial age of 13.09 years, with Class II division 1 malocclusion, treated with extraction of two maxillary first premolars. Dental casts measurements were obtained at three stages (pretreatment, posttreatment and postretention) and the variables assessed were Little Irregularity Index, maxillary arch length, intercanine, interpremolar and intermolar widths. The statistical analysis was performed by one-way ANOVA and Tukey tests if necessary (intragroup comparison) and by independent t-tests (intergroup comparison). As the results among the groups did not show statistically significant difference, the experimental sample was unified in order to inve stigate, using Pearson correlation coefficient and Multiple linear regression, if some studied variable would have influence the crowding in the three stages (IRLS1, IRLS2, IRLS3). The results showed that the maxillary crowding relapse (IRLS3-2) is influenced by the initial (IRLS1), and the teeth tend to return to their pretreatment position. The females presented more maxillary anterior crowding relapse than males.
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The short- and long-term effect of duloxetine on painful physical symptoms in patients with generalized anxiety disorder: Results from three clinical trialsBeesdo, Katja, Hartford, James, Russell, James, Spann, Melissa, Ball, Susan, Wittchen, Hans-Ulrich 23 April 2013 (has links) (PDF)
Generalized anxiety disorder (GAD) is associated with painful physical symptoms (PPS). These post hoc analyses of previous trial data assessed PPS and their response to duloxetine treatment in GAD patients. Studies 1 and 2 (n = 840) were 9- to 10-week efficacy trials; study 3 (n = 887) was a relapse prevention trial comprising a 26-week open-label treatment phase and a 26-week double-blind, placebo-controlled treatment continuation phase. Mean baseline visual analog scale scores (VAS, 0–100; n = 1727) ranged from 26 to 37 for overall pain, headache, back pain, shoulder pain, interference with daily activities, and time in pain while awake. In studies 1 and 2, improvement on all VAS scores was greater in duloxetine-treated than in placebo-treated patients (p ≤ 0.01). In study 3, pain symptoms worsened in responders switched to placebo compared with those maintained on duloxetine (p ≤ 0.02). In conclusion, duloxetine was efficacious in the short- and long-term treatment of PPS, which are common in GAD patients.
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Duloxetine treatment for relapse prevention in adults with generalized anxiety disorder: A double-blind placebo-controlled trialDavidson, Jonathan R.T., Wittchen, Hans-Ulrich, Llorca, Pierre-Michel, Erickson, Janelle, Detke, Michael, Ball, Susan G., Russell, James M. 10 April 2013 (has links) (PDF)
The objective was to examine duloxetine 60–120mg/day treatment for relapse prevention in adults with generalized anxiety disorder (GAD). Adult patients (N=887; mean age=43.3 years; 61.0% female) with DSM-IV-TR-defined GAD diagnosis were treated with duloxetine for 26 weeks. Patients who completed open-label phase and were treatment responders (≥50% reduction in Hamilton Anxiety Rating Scale total score to ≤11 and “much”/“very much improved” ratings for the last 2 visits of open-label phase) were randomly assigned to receive duloxetine or placebo for a 26-week double-blind continuation phase. Relapse was defined as ≥2-point increase in illness severity ratings or by discontinuation due to lack of efficacy. During the double-blind phase, placebo-treated patients (N=201) relapsed more frequently (41.8%) than duloxetine-treated patients (13.7%, N=204, P≤0.001) and worsened on each outcome measure (P≤0.001, all comparisons). Duloxetine 60–120 mg/day treatment was efficacious and reduced risk of relapse in patients with GAD.
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Das Monitoring Minimaler Resterkrankung bei Patienten mit akuter myeloischer Leukämie und Myelodysplastischem Syndrom nach allogener Blutstammzelltransplantation mit reduzierter KonditionierungHubmann, Max 13 August 2012 (has links) (PDF)
Im Rahmen dieser Dissertation wurde retrospektiv die Minimale Resterkrankung von Patienten mit akuter myeloischer Leukämie und Myelodysplastischen Syndrom nach allogener Stammzelltransplantation mit minimaler Konditionierung untersucht. Hierfür wurden vier unterschiedliche Methoden zur Detektion der Minimalen Resterkrankung
analysiert. Nach Etablierung einer quantitativen Real-Time PCR für das Wilms Tumor Gen 1 (WT1) im peripheren Blut wurden diese Ergebnisse mit bereits routinemäßig erhobenen Daten des Chimärismus im Gesamtknochenmark und in CD34+ Zellen sowie der Fluoreszenz-in-situ-Hybridisierung (FISH) krankheitsspezifischer chromosomaler Aberrationen von insgesamt 88 Patienten verglichen und statistisch ausgewertet. Es konnte gezeigt werden, dass die Genexpressionanalysen des WT1 sowie die Chimärismusanalysen ein Rezidiv im Gegensatz zu den FISH Analysen vier Wochen im Voraus detektieren können. In Reiceiver Operating Curve Analysen wurden eine WT1 Expression von > 24 WT1/10.000 ABL1 Kopien und der Abfall des CD34+ Spenderchimärismus von ≥ 5% als diagnostisch stärkste Methoden identifiziert. In uni- und multivariaten Analysen von insgesamt 20 Parametern wurden die beiden Methoden als unabhängige Variablen für ein frühes Rezidiv, progressionsfreies Überleben und Gesamtüberleben bestätigt. Kombiniert man beide
Methoden, so kann bei jeweiligem negativen Testergebnis ein Rezidiv innerhalb der nächsten vier Wochen nahezu ausgeschlossen werden.
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Mitomycin/Cisplatin oder Mitomycin/Vinorelbin und Erythropoetin als Therapie bei vorbehandelten Patienten mit Rezidiv eines NSCLC innerhalb des Bestrahlungsfeldes / Mitomycin/Vinorelbine or Mitomycin/Cisplatin and erythropoietin in pretreated patients with in field relapse after radiation therapy of non-small cell lung cancerStenger, Ingo 25 October 2010 (has links)
No description available.
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Schizophrenic rehospitalisation and expressed emotion in Zulu South Africans : a pilot study.Potter, Sebastian Ruxton. January 2000 (has links)
The impact of the emotional climate in the home of the schizophrenic on relapse has been
researched extensively through the construct of Expressed Emotion (EE). Most often patients
from high EE homes have a higher relapse rate than those from low EE homes. This is a robust
finding throughout many western and some non-western countries. However, no published
research documents EE status and relapse in African countries. This study reports on the EE
status and rehospitalisation rates of 29 Zulu-speaking schizophrenic patients in a South African
sample. EE was assessed using a translated version of the Level of Expressed Emotion (LEE)
scale, a 60 - item, self-report measure developed in Canada (Cole & Kazarian, 1988). A
multistage translation procedure, comprising back-translation, the committee approach and
decentering was employed. The Zulu SCL-90-R was administered as an indicator of
psychological distress. Follow-up data on rehospitalisation was collected nine months after index admission. Results indicated somewhat unsatisfactory internal reliabilities on some of the subscales of the
Zulu LEE scale. High scores on the Zulu LEE scale were not significantly predictive of
rehospitalisation at follow-up; however, they were significantly predictive of greater previous
admissions. The psychometric properties of the Zulu SCL-90-R were found to be satisfactory,
indicating the validity of using this instrument for the purpose of screening for psychiatric
illness. Zulu schizophrenics were found to have a lower rehospitalisation rate (17% at nine
month follow-up) than found in international studies. The course for female schizophrenics was
better than that for male schizophrenics. Findings are inconclusive regarding the impact of EE on
the course of schizophrenia in a Zulu sample. / Thesis (M.Soc.Sc.)-University of Natal, Pietermaritzburg, 2000.
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