Fig. 1. Principal component analysis loadings plot for ten parameters influencing
perception of food safety in restaurants in three European cities. No Rotation method.
The two extracted components explain > 50% of total variance. All restaurant employees
should go through food safety training before begin allowed to open (Em);
Inspections should be more frequent (In); The cleanliness of the kitchen has a big
impact on food safety (Hy); Cooking and preparing of food has a big impact on food
safety (Co); Quality of food (freshness, ingredients, etc.) has a big impact on food safety
(Qu); State approval/inspection has a big impact on food safety (Ap); Storage of food
has a big impact on food safety (St); Temperature of storage areas of food has a big
impact on food safety (Te); Serving of food has a big impact on food safety (Se); The
days between the purchase and preparation of the food has a big impact on food safety
(Da).