Table 3

Effect of power outage indices on institutional delivery: subgroup analyses (log odds)

	Rural Households	Urban Households	Electrified Households	Non-electrified Households	Low-wealth Households	High-wealth Households	Perceived distance to health facility as a major barrier
Frequency Index	−0.021	−0.027	−0.026*	0.008	−0.025	−0.049	−0.039*
	(−0.045, 0.002)	(−0.085, 0.03)	(-0.05,–0.002)	(−0.051, 0.069)	(−0.055, 0.001)	(−0.11, 0.018)	(-0.076,–0.001)
Duration Index	−0.002	−0.002	−0.003	0.003	−0.001	−0.008	−0.002
	(−0.007, 0.003)	(−0.013, 0.01)	(−0.007, 0.001)	(−0.009, 0.017)	(−0.006, 0.004)	(−0.017, 0.006)	(−0.01, 0.005)
Urban			0.461*	0.329	0.541*	0.657*	0.76*
			(0.229, 0.708)	(−0.426, 1.214)	(0.187, 0.97)	(0.21, 1.196)	(0.28, 1.296)
Electrified: No electricity access	−0.210	−0.343			−0.368*	16.120*	0.040
	(−0.461, 0.034)	(−1.026, 0.404)			(-0.629,–0.12)	(15.32, 17.666)	(−0.355, 0.463)
Linear Monthly Time Trend	0.017*	0.014	0.015*	0.024*	0.015*	0.015	0.018*
	(0.01, 0.025)	(−0.001, 0.034)	(0.008, 0.022)	(0.004, 0.047)	(0.006, 0.024)	(−0.001, 0.034)	(0.007, 0.031)

Bootstrapped 95% CIs are reported in parentheses.
Included in most models but not shown in the tables are wealth index, mother’s education, mother’s age, parity, and religion. The full results are available from the authors upon request.
All columns include month and district-level dummy variables.
Columns 5 and 6 include a sample of respondents for the lowest and highest two wealth indices, respectively.
*Denotes statistical significance at the 5% level.