MATERIALS AND METHODS
Sampling method
Eighty-seven food handlers from formally
registered food services centers (restaurants
and hotels) and informal establishments
(streets) within Abeokuta metropolis were
used for this study. Based on the type of
vending sites, the food handlers within
Abeokuta metropolis were classified into 6
categories: hawkers, roadside, open air,
roofed/closed canteen, restaurants and hotels.
One health officer from local government
office of each of the local government
area sample followed the researcher on each
sampling day. The health officer asked the
food handlers for the health certificate before
sampling was done.