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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

The food safety knowledge of street vendors and the food safety compliance of their food service facilities, Johannesburg, South Africa

Oladipo-Adekeye, Oluwakemi Taiwo 01 1900 (has links)
The inadequate food safety knowledge by street food vendors have been a challenge encountered in ensuring safety of street foods. The aim of this study was to assess the food safety knowledge of street food vendors in the Johannesburg metropolis and to evaluate the conformance and monitoring of their street food vending facilities in accordance to regulations governing general hygiene requirements for food premises in South Africa. A cross sectional survey was conducted in which 315 street food vendors and 155 street food vending facilities were observed using a questionnaire instrument and observational checklist, respectively. The majority (61.3%) of the street food vendors were females and most (64.1%) of them had not attended a food safety training course. Only a few (12.1%) street food vendors knew the correct minimum internal cooking temperature for stuffed chicken, while less than half knew the correct temperature for cold and hot holding of ready-to-eat foods, 40% and 39% respectively. The majority of them have never heard of Salmonella (92.7%), Campylobacter (95.2%), Listeria (57.1%), Clostridium (94.3%), or Staphylococcus (87.6%). Up to 52% street food vendors had moderate food safety knowledge. Most of the street food vending facilities (68.3%) had been inspected by health inspectors and only 17% of street food vending facilities had low level of compliance to regulations governing general hygiene requirements for food premises and the transport of food in South Africa. The overall food safety knowledge of street food vendors in Johannesburg metropolis was moderate. The level of compliance and monitoring of street food vending facilities to regulations governing general hygiene requirements for food premises in South Africa was satisfactory. Street food vendors should be trained on internal cooking temperature, hot and cold storage temperature of ready-to-eat foods, and food pathogens such as Salmonella, Campylobacter, Listeria, Clostridium, and Staphylococcus / Life and Consumer Sciences / M. Cons. Sci.
2

The food safety knowledge and microbial hazards awareness of consumers of ready-to-eat street-vended foods and their exposure to microbiological hazard

Asiegbu, Chioma Vivian 14 October 2016 (has links)
In many countries, the authorities face extreme difficulties in monitoring and ensuring that food sold on the street is safe, that is, fit for human consumption. This is particularly the case in urban areas, where people buy food on the street because it is readily available and relatively inexpensive. The objective of this study was to determine the food safety knowledge and microbial hazard awareness of street food consumers, and to assess the bacteriological quality of selected ready-to-eat foods sold by street vendors in the Johannesburg municipality. A cross-sectional survey study was conducted and a total of 402 respondents who buy and consume street-vended foods were randomly selected at various street food vending locations. A total of 315 various street-vended samples were purchased from randomly selected street food vendors at different vending locations in Johannesburg metropolis, in order to investigate the bacteriological quality of street-vended foods. Results of the bacteriological analysis revealed that total aerobic counts ranged from 0.3*102 - 0.4*105 cfu/g in cereals and grain-based foods; 0.4*102 - 0.5*105 cfu/g in meat-, dairy- and fish-based foods and 0.7*102 - 0.9*104 cfu/g in fruit- and vegetable-based foods. None of the food samples tested positive for Salmonella spp and Staphylococcus aureus. Results of the survey showed that the majority of respondents were black males younger than 35 years. Individuals of different gender, race, level of education and monthly income groups significantly (p<0.05) differed in their responses regarding the frequency of purchasing and confidence in the safety of street-vended food. Better taste followed closely by affordability and accessibility were the most cited reasons for purchasing street-vended food / Life and Consumer Sciences / M. Sc. (Life Sciences)

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