. 2008 Aug 20;10(8):603–611. doi: 10.1111/j.1751-7176.2008.08199.x

Table III.

DASH Exact Quantity Price in Dollars by SES Classification

Items	Low‐SES Stores, Median (IR)^a	High‐SES Stores, Median (IR)^a	P Value ^b
All	30.73 (21.76, 35.68)	40.20 (33.96, 50.68)	.0413
Produce	13.23 (8.57, 14.20)	16.23 (9,26, 21.78)	.2265
Bread/grain	3.29 (2.02, 4.68)	4.53 (3.84, 5.21)	.1124
Dairy	5.24 (1.93, 8.12)	7.40 (6.39, 8.58)	.0821
Meat	1.67 (1.48, 2.65)	2.28 (2.20, 2.54)	.1304
Other^c	8.40 (5.85, 10.29)	11.35 (8.72, 12.76)	.1306
Abbreviation: SES, socioeconomic status. ^aInterquartile range (IR) (25%, 75%). ^b P value of difference calculated using Wilcoxon Rank Sum test. ^cCondiments, juices, and seasonings.