Table 5.

Adjusted^a odds ratios, 95% confidence intervals, confidence limit ratios for the association between neighborhood Walkability index quartiles and pregnancy-related behaviors and outcomes (non-Hispanic white and black women).

	Whites				Blacks
	Census	Block	Secondary	Tertiary	Census	Block	Secondary	Tertiary
Smoking	Referent	Referent	Referent	Referent	Referent	Referent	Referent	Referent
Q2	0.93 (0.57,1.50)	0.79 (0.56,1.12)	0.87 (0.63,1.19)	–	0.88 (0.53,1.48)	0.97 (0.67,1.41)	1.03 (0.68,1.55)	–
Q3	0.90 (0.56,1.45)	0.68 (0.48,0.95)	0.56 (0.41,0.77)	0.59 (0.45,0.78)	0.96 (0.57,1.61)	0.86 (0.59,1.27)	0.87 (0.58,1.30)	0.68 (0.50,0.93)
Q4	0.66 (0.41,1.09)	0.60 (0.43,0.85)	0.57 (0.41,0.79)	0.46 (0.33,0.65)	0.54 (0.31,0.93)	0.56 (0.37,0.83)	0.62 (0.41,0.95)	0.49 (0.33,0.71)
Trend -p	0.132	0.002	<0.001	<0.001	0.064	0.005	0.011	<0.001
Q4 CLR	2.66	1.98	1.93	1.97	3.00	2.24	2.32	2.15
<15 lb gain	Referent	Referent	Referent	Referent	Referent	Referent	Referent	Referent
Q2	1.07 (0.82,1.40)	0.73 (0.56,0.95)	0.82 (0.60,1.11)	–	1.09 (0.91,1.31)	1.04 (0.86,1.27)	0.91 (0.68,1.21)	–
Q3	0.86 (0.65,1.12)	0.74 (0.58,0.94)	0.63 (0.46,0.85)	0.81 (0.63,1.05)	0.89 (0.72,1.09)	0.90 (0.74,1.10)	0.78 (0.59,1.03)	0.80 (0.66,0.98)
Q4	0.82 (0.62,1.10)	0.71 (0.55,0.91)	0.76 (0.56,1.04)	0.81 (0.60,1.10)	0.67 (0.55,0.83)	0.74 (0.60,0.91)	0.67 (0.50,0.89)	0.83 (0.66,1.05)
Trend-p	0.091	0.013	0.046	0.121	0.001	0.003	0.002	0.062
Q4 CLR	1.77	1.65	1.86	1.83	1.51	1.52	1.78	1.59
≥40 lb gain	Referent	Referent	Referent	Referent	Referent	Referent	Referent	Referent
Q2	1.06 (0.94,1.19)	0.88 (0.77,1.00)	1.00 (0.86,1.16)	–	1.06 (0.92,1.23)	0.97 (0.84,1.13)	0.91 (0.74,1.12)	–
Q3	1.01 (0.90,1.13)	0.86 (0.77,0.97)	0.86 (0.74,0.99)	0.89 (0.79,1.00)	0.89 (0.76,1.05)	0.90 (0.78,1.05)	0.86 (0.70,1.05)	0.94 (0.81,1.10)
Q4	0.95 (0.84,1.07)	0.90 (0.80,1.02)	0.93 (0.80,1.08)	0.95 (0.83,1.09)	0.90 (0.78,1.05)	0.92 (0.79,1.07)	0.95 (0.77,1.17)	0.95 (0.79,1.13)
Trend-p	0.308	0.135	0.088	0.279	0.053	0.197	0.790	0.499
PIHb	Referent	Referent	Referent	Referent	Referent	Referent	Referent	Referent
Q2	0.88 (0.71,1.10)	0.84 (0.65,1.10)	0.74 (0.57,0.96)	–	0.83 (0.61,1.15)	1.25 (0.93,1.68)	0.77 (0.54,1.10)	–
Q3	0.93 (0.75,1.15)	0.85 (0.67,1.07)	0.67 (0.52,0.86)	0.71 (0.57,0.87)	1.00 (0.73,1.38)	1.27 (0.94,1.70)	0.81 (0.57,1.14)	0.89 (0.68,1.18)
Q4	0.85 (0.68,1.06)	0.77 (0.60,0.98)	0.57 (0.43,0.74)	0.56 (0.44,0.73)	0.78 (0.56,1.08)	1.18 (0.88,1.58)	0.92 (0.65,1.31)	0.95 (0.69,1.30)
Trend-p	0.244	0.050	<0.001	<0.001	0.280	0.339	0.775	0.650
Q4 CLR	1.56	1.63	1.72	1.66	1.93	1.80	2.02	1.88
Term LBW	Referent	Referent	Referent	Referent	Referent	Referent	Referent	Referent
Q2	0.87 (0.57,1.32)	0.93 (0.56,1.54)	0.72 (0.42,1.22)	–	1.08 (0.80,1.46)	0.88 (0.64,1.20)	1.11 (0.71,1.71)	–
Q3	0.89 (0.59,1.33)	0.96 (0.60,1.54)	1.03 (0.64,1.67)	0.84 (0.55,1.28)	0.99 (0.70,1.40)	1.05 (0.76,1.44)	1.00 (0.65,1.55)	0.94 (0.68,1.29)
Q4	1.11 (0.73,1.68)	0.97 (0.60,1.57)	0.78 (0.46,1.32)	0.75 (0.45,1.25)	0.77 (0.54,1.10)	0.78 (0.56,1.09)	1.03 (0.66,1.62)	0.82 (0.55,1.21)
Trend-p	0.637	0.938	0.805	0.258	0.155	0.295	0.826	0.367
Q4 CLR	2.30	2.62	2.87	2.78	2.04	1.95	2.46	2.20
PTB	Referent	Referent	Referent	Referent	Referent	Referent	Referent	Referent
Q2	1.11 (0.92,1.33)	0.79 (0.65,0.96)	1.00 (0.79,1.27)	–	0.94 (0.80,1.11)	1.06 (0.87,1.29)	1.17 (0.91,1.51)	–
Q3	0.98 (0.81,1.17)	0.82 (0.68,0.98)	0.87 (0.70,1.10)	0.88 (0.72,1.06)	0.91 (0.75,1.10)	1.01 (0.83,1.23)	1.12 (0.87,1.44)	1.17 (0.96,1.42)
Q4	1.03 (0.85,1.24)	0.77 (0.63,0.92)	0.90 (0.71,1.14)	0.92 (0.74,1.15)	0.93 (0.77,1.12)	1.12 (0.92,1.36)	1.18 (0.92,1.53)	1.11 (0.88,1.39)
Trend-p	0.806	0.014	0.188	0.353	0.409	0.352	0.407	0.265
Q4 CLR	1.46	1.46	1.61	1.55	1.45	1.48	1.66	1.58

^aAdjusted for maternal age, education, marital status, and number of pregnancies.

^bPIH=pregnancy-induced hypertension; CLR=confidence limit ratio (upper 95% CI/lower 95% CI).