Table 3.

^*Odds Ratios for the association between maternal smoking and birth weight among 323 newborns

Characteristic	OR (95% CI)
Smoking v. never	4.16 (1.44, 11.99)
Quit v. never	1.70 (0.60, 4.85)
IGF2 DMR mean methylation (<25th percentile)	0.82 (0.30,2.24)
Race
African Americans v. others	6.52 (0.48, 88.59)
Whites v. others	1.80 (0.14, 23.45)
Sex (male v. females)	0.61 (0.25,1.50)
Gestational age <36 wks v. ≥36 wks	27.05 (9.48,77.18)
Marital status (single v. widow)	1.52 (0.18,13.17)
Not single v. widow	2.23 (0.30,16.50)

^*Factors mutually adjusted for each other