Table 6.

Sociodemographic Characteristics, Shopping Habits, and Food‐Related Knowledge and Behaviors of Exit Survey Participants by Supermarket Condition (n = 783)

		Intervention		Control
		(n = 401)		(n = 382)
		%	n	%	n	P Value
Sociodemographic Characteristics
Age	18‐24y	1.8	7	5.7	21	0.0007a
	25‐44y	23.1	92	30.2	112
	45‐64y	55.9	223	44.2	164
	65+y	19.3	77	20.0	74
Gender	Male	24.2	97	33.0	125	0.0065a
	Female	75.8	304	67.0	254
Education	Above high school diploma	84.3	337	66.4	249	<.0001a
	High school or less	15.8	63	33.6	126
Ethnicity	Nonwhite	16.7	66	10.6	40	0.0144a
	White	83.3	329	89.4	336
Perceived weight status	Overweight	47.6	191	52.0	194	0.4016a
	Underweight	2.0	8	2.4	9
	About right weight	50.4	202	45.6	170
Household size	Mean (SD)	2.67	(1.2)	2.8	(1.4)	0.0708b
Shopping and Label‐Reading Habits
Main supermarket	Yes	64.0	256	69.3	264	0.1171a
	No	36.0	144	30.7	117
Shopping purpose	Small shop	50.6	203	61.3	234	0.0007a
	Convenience shop	34.4	138	22.0	84
	Other shop	1.0	4	0.3	1
	Large shop	14.0	56	16.5	63
Primary meal‐planner	Yes	78.3	314	72.3	276	<.0001a
	Shared equally	15.0	60	10.7	41
	No	6.7	27	17.0	65
Primary shopper	Yes	81.1	325	75.7	289	0.0015a
	Shared equally	14.2	57	12.6	48
	No	4.7	19	11.8	45
Shopping for someone with health conditions	Yes	34.9	140	39.0	149	0.2355a
	No	65.1	261	61.0	233
Mean time spent in store	Mean (SD)	27.5	(17.3)	33.4	(21.8)	<.0001b
Use of nutrition facts table	Yes	67.4	263	59.5	226	0.0218a
	No	32.6	127	40.5	154
Nutrition Knowledge
Perceived nutrition knowledge	Knowledgeable	64.8	260	57.7	217	0.0415a
	Not knowledgeable	35.2	141	42.3	159
Objective nutrition knowledge	Correct	39.2	157	30.9	118	0.0155a
	Incorrect	60.9	244	69.1	264

^aChi‐square test was conducted to compare across supermarket conditions.

^bOne‐way ANOVA was conducted to compare across supermarket conditions.