Health equity impact of community-initiated kangaroo mother care: a randomized controlled trial

Table 3 Incidence Rate Ratio (95% CI) and Absolute excess rate due to interaction (AErI) (95% CI) for death between enrolment to day 180 of life in the intervention and control arm of the ciKMC trial^a across religion, caste, maternal literacy, infant’s sex, and socioeconomic status

Mortality from enrolment to 180 days
		Control Deaths (child months under observation)	ciKMC Deaths (child months under observation)	IRR (95% CI)	AErI (95% CI) (child-months under observation)
Socio-economic status ^b
Poor		102 (8499)	79 (9372)	0.70 (0.56, 0.88)	0.0026 (0.0001, 0.0053)
Non-poor		81 (12,267)	79 (14,061)	0.85 (0.66, 1.09)	0.0026 (0.0001, 0.0053)
Caste
SC ^c/ST ^c/OBC ^d		154 (16,234)	127 (18,359)	0.73 (0.53, 1.00)	0.0023 (-0.0016, 0.0061)
Other		29 (4533)	31 (5074)	0.95 (0.63, 1.45)	0.0023 (-0.0016, 0.0061)
Maternal literacy
Illiterate		89 (7020)	71 (8575)	0.65 (0.52, 0.81)	0.0034 (0.0006, 0.0063)
Literate		94 (13,746)	87 (14,858)	0.86 (0.65, 1.12)	0.0034 (0.0006, 0.0063)
Infant’s sex
Female	103 (11,540)		89 (13,527)	0.74 (0.49, 1.10)	0.0006 (-0.0039, 0.0052)
Male	80 (9226)		69 (9907)	0.80 (0.55, 1.17)	0.0006 (-0.0039, 0.0052)
Religion
Other	45 (3775)		35 (4271)	0.69 (0.49, 0.96)	0.0020 (-0.0021, 0.0062)
Hindu	138 (16,992)		123 (19,162)	0.79 (0.58, 1.08)	0.0020 (-0.0021, 0.0062)

^aData for different characteristics were missing for < 30 (0.4%) of the participants.
^bLower two wealth quintiles have been categorised as poor and the top three wealth quintiles have been categorised as non-poor.
^cScheduled castes (SCs), and scheduled tribes (STs) are officially designated groups of historically disadvantaged people in India.
^dOther backward caste (OBC) is a collective term the Government of India uses to classify castes that are educationally or socially disadvantaged.

ISSN: 1475-9276