Table 1. Sample and weight status groups’ characteristics for unplanned purchase behavior and social demographics.

	weight status groups				sample
	normal weight		overweight/ obese
	absolute	in %	absolute	in %	absolute	in %
number of participants	10	53	9	47	19	100
… with unplanned purchase behavior	9	56	7	44	16	100
number of unplanned purchases	58	66	30	34	88	100
…of LC	39	76	12	24	51	100
…of HC	19	51	18	49	37	100
social demographics	M	SD	M	SD	M	SD
age	35.1	10.0	34.6	10.7	34.8	10.0
gender	absolute	in %	absolute	in %	absolute	in %
female	8	80	5	56	13	100
male	2	20	4	44	6	100
household	M	SD	M	SD	M	SD
household size	2.4	1.2	2.4	0.5	2.4	0.9
Income (per month and household)	absolute	in %	absolute	in %	absolute	in %
less than 1000,- €	1	10	2	22	3	16
1001,- € - 2000,- €	1	10	1	11	2	11
2001,- € - 3000,- €	4	40	2	22	6	32
3001,- € - 4000,- €	3	30	4	44	7	37
more than 4000,- €	1	10	-	0	1	5

Note: HC = high calorie foods, LC = low calorie foods.