Table 2

Mean obesity and dietary characteristics overall and across tertiles of neighbourhood SES score, by sex†

	Overall		Men						Women
			Tertile of n eighbourhood SES s core						Tertile of n eighbourhood SES s core
			Low (n=216)		Middle (n=258)		High (n=215)		Low (n=422)		Middle (n=304)		High (n=230)
	Mean	SE	Mean	SE	Mean	SE	Mean	SE	Mean	SE	Mean	SE	Mean	SE
BMI (kg/m²)	28.2	0.3	28.6	0.5	28.6	0.8	27.3	27.3	29.3**	0.5	28.3**	0.5	26.1	0.5
Waist circumference (inches)	36.3	0.2	37.6	0.5	37.6	0.7	36.9	0.5	36.4**	0.4	35.8**	0.5	32.9	0.4
Sodium (mg/day)	3240	58	2699	159	3734	134	3377	159	2961	106	2865	108	3013	150
Potassium (mg/day)	2182	38	2131*	87	2667	135	2404	92	1911**	63	1890**	61	2238	95
Na:K ratio	1.68	0.03	1.92*	0.08	1.63	0.08	1.61	0.10	1.73	0.07	1.70	0.08	1.52	0.09

Boldface indicates statistical significant differences when compared with high neighbourhood SES using t-tests.*P<0.05, **P<0.01.
†Estimates are age standardised to the US 2000 population.
BMI, body mass index; Na:K, sodium to potassium ratio; SES, socioeconomic status.