Association of sickle cell disease with anthropometric indices among under-five children: evidence from 2018 Nigeria Demographic and Health Survey

Table 4 Unweighted mediation analyses of Hb level as a mediator in the SCD-anthropometric indices association (n = 11,048)

	Unadjusted estimate	95% CI	Adjusted^a estimate	95% CI
SCD-HAZ score association
Average indirect effect	− 0.444**	− 0.515, − 0.380	− 0.328**	− 0.387, − 0.270
Proportion mediated	1.358*	0.726, 4.800	0.928**	0.535, 2.770
SCD-WHZ score association
Average indirect effect	− 0.134**	− 0.171, − 0.100	− 0.080**	− 0.114, − 0.050
Proportion mediated	0.609*	0.299, 2.900	0.373*	0.158, 2.010
SCD-WAZ score association
Average indirect effect	− 0.342**	− 0.397, − 0.290	− 0.245**	− 0.291, − 0.200
Proportion mediated	0.982**	0.637, 2.190	0.664**	0.423, 1.320

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