Table 5.

Percentage bias between treated and control after matching for different treatments

		T1		T2		T3		T4		T5		T6
Variables		BR	t‐stat	BR	t‐stat	BR	t‐stat	BR	t‐stat	BR	t‐stat	BR	t‐stat
Districts	U		−1.27		−1.52		−1.02		−3.26		−0.46		−0.32
	M	81.4	−0.23	70.6	−0.39	−16.5	1.01	62	1.27	51.5	−0.17	−257	0.92
Regular BPL card holder	U		−0.15		0.19		2.13		0.4		0.58		0.27
	M	−164.1	0.36	−105.1	1.78	79.2	−0.42	100	0	−113.8	0.95	6.8	0.2
Toilet in the house	U		3.24		2.38		1.27		2.93		0.21		−0.04
	M	76.2	0.70	93.3	−0.13	16.2	0.83	41.5	1.53	−358.6	−0.72	−1193.9	0.39
Mother illiterate employed	U		2.68		1.29		1.33		2.02		4.99		4.23
	M	68.8	0.72	100	0	21.5	0.76	−6.7	1.98	83.9	0.41	70.7	0.66
Literate unemployed	U		−0.98		0.18		−0.94		−0.24		−2.93		−2.46
	M	29.4	0.65	−456.1	0.88	79.4	−0.15	50.5	−0.11	85.1	0.36	100	0
Literate employed	U		−0.4		0.15		−0.21		−0.24		0.2		0.34
	M	100	0	−532.2	−0.75	−506.1	1.36	−12.2	0.26	−137.1	−0.34	−199.9	0.83
Food from AWC when pregnant	U		7.83		6.28		6.27		7.3		6.4		5.39
	M	96.8	−0.24	92.7	−0.45	100	0	89.5	−0.8	92.9	−0.56	87	−0.78
Breastfeeding	U		−5.44		−3.03		−4.26		−6.8		−3.29		−3.42
	M	86.8	0.66	85.6	0.38	95.4	−0.16	100	0	100	0	86.7	−0.36
AWW informed about colostrums	U		1.96		1.41		0.93		1.51		3.81		3.13
	M	100	0	57.2	−0.51	56.8	0.32	83.5	−0.23	75.8	−0.68	77.2	−0.52
Food assistance from AWW when pregnant	U		4.22		3.78		2.51		4.12		5.41		4.62
	M	88.8	−0.44	96.1	0.13	92.3	−0.16	61.8	−1.5	100	0	85.1	−0.6

AWC = Anganwari centers; AWWs = Anganwari workers; U = unmatched; M = matched; BR = bias reduction measured by change in bias for each variable before and after matching t statistics = whether the t test of mean difference in corresponding variable before and after matching is significant or not.