Is Japan’s child allowance effective for the well-being of children? A statistical evaluation using data from K-CHILD study

Table 2 The coefficients of the association between child allowance status and child health before and after matching

Variables	Before matching							After matching
		Unadjusted			Adjusted			After matching
	N	OR	95%CI	P-value	OR	95%CI	P-value	N	OR	95%CI	P-value
Physical health
Body mass index	5595							124
Underweight		1.03	0.53 to 2.00	0.928	0.91	0.46 to 1.80	0.788		0.70	0.25 to 1.99	0.501
Normal weight		(Ref.)			(Ref.)				(Ref.)
Overweight		0.67	0.48 to 0.94	0.020	0.62	0.44 to 0.87	0.006		0.51	0.29 to 0.91	0.024
Mental health	N	B	95%CI	P-value	B	95%CI	P-value	N	B	95%CI	P-value
SDQ total difficulties score	8102	−0.07	−0.79 to 0.66	0.857	−0.93	−0.61 to −0.27	0.006	433	−1.29	−2.32 to −0.25	0.015
SDQ prosocial score	8108	−0.02	−0.29 to 0.26	0.900	− 0.01	− 0.28 to 0.27	0.957	434	−0.08	− 0.50 to 0.34	0.695
Depression	5628	− 0.24	− 0.84 to 0.36	0.432	− 0.16	− 0.76 to 0.43	0.586	365	0.33	−0.46 to 1.11	0.414
Self-rated health	5616	−0.03	−0.18 to 0.12	0.697	0.00	−0.15 to 0.16	0.977	360	0.21	−0.01 to 0.42	0.066

Adjusted model is adjusted for family size, number of younger and older siblings, number of cohabiting grandparents, marital status, place of residence, parental ages, parental educational attainments, parental occupational status, parental working times, household income from employment, respondent’s K6 score, respondent’s self-rated health, parental smoking habits, child’s sex and child’s grade
Bold signified p < 0.05
Depression and self-rated health score are not available for 1st grade children

ISSN: 1471-2458