TABLE 2—

Logistic Regression Analysis of Preterm Deliveries Among 328 Black and White Women in the CARDIA Study, 1992–1995

	Odds Ratio (95% Confidence Interval)
	Model 1	Model 2	Model 3	Model 4
Race/ethnicity: Black vs White	2.54 (1.33, 4.85)	1.71 (0.84, 3.48)	1.88 (0.85, 4.12)	1.11 (0.51, 2.41)
Self-reported racial discrimination
1 or 2 vs 0 experiences		1.97 (0.89, 4.38)		2.05 (0.93, 4.50)
≥3 vs 0 experiences		2.42 (1.03, 5.69)		3.05 (1.29, 7.24)
Smoking status
Former vs never smoker			2.22 (0.89, 5.53)	2.00 (0.79, 5.05)
Current vs never smoker			2.59 (1.16, 5.82)	2.51 (1.13, 5.58)
Alcohol use: current vs not current			0.38 (0.18, 0.79)	0.30 (0.14, 0.66)
Depressive symptomatology: increase per unit score			1.03 (0.99, 1.07)	1.02 (0.98, 1.06)
Education: less than college vs college or more			0.83 (0.34, 2.04)	0.87 (0.19, 1.33)
Income, $
25 000–49 999 vs < 25 000			1.09 (0.50, 2.38)	1.08 (0.49, 2.38)
≥50 000 vs < 25 000			0.90 (0.32, 2.54)	0.97 (0.36, 2.59)

Note. The Hosmer–Lemeshow goodness of fit test statistic was 8.22 (P = .22).