Clustering of unhealthy food around German schools and its influence on dietary behavior in school children: a pilot study

Table 2 Descriptive statistics (median, mean and standard deviation (M ± SD) of the food retail index and of food intake variables stratified by weight status, household income and educational status

		Simple retail index^a		Kcal / day		Fat (g)/day		Carb. (g)/day		Junk food^b		Simple sugar foods^b
Class	N	Median	M ±SD	Median	M ±SD	Median	M ±SD	Median	M ±SD	Median	M ±SD	Median	M ±SD
All	384	1.4	1.7 ±0.9	1,621	1,647 ±555	55.7	60.6 ±30.6	211	216.0 ±80.2	12	14.7 ±12.0	29	31.5 ±21.2
Weight status^c
Normal weight	316	1.1	1.7 ±0.9	1,637	1,675 ±557	56.9	62.0 ±31.4	214	220.0 ±80.9	12	14.5 ±11.7	30	31.4 ±20.6
Overweight/Obese	68	1.9	1.8 ±0.9	1,522	1,513 ±528	49.0	54.4 ±26.2	183	194.0 ±74.1	12	15.2 ±13.2	28	32.0 ±24.1
Household income^d
Low income	131	1.7	1.7 ±0.8	1,631	1,658 ±626	55.6	62.5 ±33.9	203	210.0 ±85.3	14	16.5 ±13.7	32	33.5 ±26.8
High income	253	1.1	1.7 ±0.9	1,621	1,641 ±515	55.2	59.7 ±28.8	211	219 ±77.5	12	13.7 ±10.8	28	30.5 ±17.5
Educational status^e
Low ISCED	134	1.7	1.8 ±0.9	1,636	1,637 ±612	56.7	60.6 ±30.9	215	219 ±77.9	14	17.7 ±15.2	32	33.0 ±25.3
High ISCED	250	1.1	1.6 ±0.9	1,621	1,652 ±522	54.7	60.7 ±30.6	200	210.0 ±84.4	11.5	13.0 ±9.4	28	30.7 ±18.7

^a:Number of stores and restaurants per 1000 residents.
^b:Frequencies per week.
^c:According to Cole et al. [33].
^d:Net household income in categories, low: below €2,250.
^e:Max. ISCED level of the parents, low: level 1 and 2 relates to lower secondary education and less.

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