Table 3.

Number (%) of participants by demographic groups for significant regression variables as related to body mass index (BMI) change

BMI-change category
	≥ 0.5 decrease	Stable	0.5–2.0 Increase	≥2.0 Increase	Total
Neighborhood socioeconomic status (SES)
Lowest SES	36 (25.0)	25 (17.4)	49 (34.0)	34 (23.6)	144
Medium SES	60 (34.7)	31 (17.9)	51 (29.5)	31 (17.9)	173
Highest SES	61 (33.3)	48 (26.2)	46 (25.1)	28 (15.3)	183
Age group (years)
18–34	19 (25.7)	12 (16.2)	26 (35.1)	17 (23.0)	74
35–49	35 (25.0)	26 (18.6)	44 (31.4)	35 (25.0)	140
50–64	48 (30.6)	36 (22.9)	44 (28.0)	29 (18.5)	157
>65	55 (42.6)	30 (23.3)	32 (24.8)	12 (9.3)	129
Traffic M (s.d.)	1.92 (.96)	2.09 (1.21)	2.19 (1.18)	2.27 (1.13)