Table 2.

Results of the reliability and factor analyses.

	Reliability Analysis and Factor Analysis
	Reliability Analysis	Factor Loading
Factor 1: Individual effects (emotions) i. I have a bad conscience when I waste food.	0.892	0.922
ii. I feel guilty when I waste food.		0.927
Factor 2: Exogenous effects (environment) i. I don´t care about environmental impairments which arise when I discard food.	0.733	0.733
ii. I don’t care about effects of food waste regarding the global resource availability.		0.850
iii. Food waste is not an environmental problem, because it is natural and biodegradable.		0.786
Factor 3: Purchase behavior i. Usually, I seriously consider what I will buy before purchasing.	0.748	0.584
ii. I only buy products which are on my shopping list.		0.847
iii. I plan meals for several days to purchase more efficiently.		0.756
Factor 4: Handling food i. During food preparation I take care to use everything possible.	0.795	0.664
ii. If something remains after cooking, I freeze it for later use.		0.868
iii. I eat food leftovers the next day.		0.769