Table 2.

Trend of institutional-based cesarean section stratified by the place of delivery based on bivariable and multivariable logistic regression analysis

	Public sector		Private sector
	cOR (CI)	aOR (CI)	cOR (CI)	aOR (CI)
Year
1996	1	1	1	1
2001	0.82 (0.48–1.40)	0.87 (0.50–1.51)	0.71 (0.36–1.42)	0.93 (0.47–1.83)
2006	1.53 (0.95–2.45)	1.11 (0.71–1.75)	1.89 (0.93–3.86)	1.94 (0.95–3.94)
2011	0.85 (0.56–1.28)	0.84 (0.54–1.29)	2.78 (1.43–5.39) **	2.56 (1.31–4.98) **
2016	1.21 (0.84–1.74)	1.22 (0.82–1.80)	3.63 (1.85–7.11) ***	3.58 (1.83–7.00) ***

Number of cases included in the multivariable model N = 5090

cOR crude odds ratio obtained from bivariable analysis

aOR adjusted odds ratio (adjusted for all covariates under analysis for each survey wave)

CI 95% confidence interval

** = P < 0.01, *** = P < 0.001