Do tuition-free lower secondary education policies matter for antenatal care among women in sub-saharan African countries?

Table 5 Sensitivity analyses results

	(1)	(2)	(3)	(4)	(5)
	Main	Negative binomial	Overlapping birth cohorts	Ages 15–30	Excluding country-years with negative weights
Exposed to free primary and lower secondary	0.189**	0.189**	0.211**	0.052**	0.053**
Exposed to free primary and lower secondary	(0.095)	(0.096)	(0.087)	(0.025)	(0.025)
Exposed to free primary only	0.093*	0.093*	0.103**	0.022	0.026*
Exposed to free primary only	(0.054)	(0.054)	(0.051)	(0.014)	(0.014)
Observations	67,738	67,738	67,229	62,615	67,704

Notes: Treatment countries are Liberia, Rwanda, Zambia, and comparison countries are Benin, Burundi, DRC, Mozambique, Niger, Zimbabwe. *** p < 0.01, ** p < 0.05, * p < 0.1. Standard errors in parentheses are clustered at the country level. The regressions include country, birth cohort, and survey year fixed effects. We control for mothers’ age, domestic health expenditure as percent of GDP at the time of the survey, share of urban population at the time of the survey, and GDP per capita at the time of the policy.

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