Table 2.

Baseline Characteristics (%^a) of Respondents and Nonrespondents in the 2007 Follow-Up Cycle, Black Women's Health Study, 2007–2008

Characteristic	Paper (n = 36,203)	Web (n = 8,925)	No Response (n = 10,025)
Region of residence
Northeast	27.3	27.0	26.7
South	30.6	31.9	30.6
Midwest	23.9	20.8	22.9
West	18.1	20.0	19.8
Other	0.1	0.2	0.1
Education, years
≤12	19.4	9.4	23.7
13–15	35.9	33.2	38.7
≥16	44.6	57.4	37.1
Quintile of neighborhood socioeconomic status
1	20.0	13.4	23.2
2	20.2	17.4	20.7
3	20.2	20.5	19.9
4	19.9	22.3	19.4
5	19.7	26.5	16.8
Vigorous exercise, hours/week
0	31.6	28.4	33.3
<5	51.2	55.8	48.0
≥5	13.2	13.8	13.6
Body mass indexb
<25	38.6	39.5	36.4
25–29	31.2	30.8	30.7
≥30	29.0	28.8	31.3
Current cigarette smoker	15.4	13.2	19.2
Consumption of ≥1 alcoholic drinks/week	24.4	25.4	26.0
Marital status
Married/living as married	40.2	39.7	37.7
Divorced/separated/widowed	24.6	24.7	25.7
Single	34.2	34.9	35.4
Parity ≥1	64.7	59.1	65.4
Presence of a chronic disease	8.3	7.1	9.3
Quintile of prudent diet
1	18.7	15.9	19.2
2	18.4	17.7	18.1
3	18.2	18.9	17.3
4	17.8	20.7	16.7
5	17.5	20.8	16.8

^aAge-standardized.

^bWeight (kg)/height (m)².