Statistical analysis
Sample size estimation was calculated
based on the proportion of food handlers in
Kelantan. The required sample size was 430
food handlers. Factor and reliability analyses
were applied on 100 food handlers to test
validity and reliability of questionnaire. Data
were entered and analyzed by SPSS software
version 9.0 (Norusis, 1999). Initially subjects
were classified into trained and untrained food
handlers in order to assess the difference of
knowledge, attitude and practice between them.
The score of knowledge, attitude and practice