Table 3.

Logistic regression estimates of the effect of birth preparedness on the odds of institutional delivery.

Unadjusted analysis				Multivariate analysis
N = 186a	ORb	95% CIc	P-value	OR	95% CI	P-value
Well prepared (without propensity score weightingd)
		Model 1			Model 3
Yes vs. no	5.47	2.16–13.88	0.001	3.20	1.20–8.51	0.022
Well prepared (with propensity score weightingd)
		Model 2			Model 4
Yes vs. no	3.83	1.41–10.40	0.010	4.56	1.71–12.14	0.003

^a All models are limited to complete cases only to facilitate comparison across models.

^b Odds ratio (OR).

^c Confidence interval (CI).

^d Propensity score includes mother’s age, marital status, parity, educational level, wealth status, ANC visits, knowledge of pregnancy danger signs, distance to health center, time of labor start, and sample weight.