Table 6.

Multilevel logistic regression results for generating adjusted inequalities, Least-developed region

	Full sample		Rural sample
	Odds Ratio (95%CI)	p value	Odds Ratio (95%CI)	p value
Individual-level indicators
Age month	0•98		0•98
	(0•97,0•99)	0•0003	(0•97,0•99)	0•0001
Gender/sex
boy	Ref		Ref
girl	1•40	<0•0001	1•38	<0•0001
	(1•31,1•49)		(1•29,1•47)
Family annual income
less than 30,000 RMB	Ref		Ref
30,000-60,000 RMB	1•32	<0•0001	1•43	<0•0001
	(1•20,1•45)		(1•27,1•60)
60,000-100,000 RMB	1•60	<0•0001	1•73	<0•0001
	(1•42,1•79)		(1•52,1•97)
more than 100,000 RMB	2•20	<0•0001	2•33	<0•0001
	(1•97,2•46)		(2•05,2•65)
Maternal schooling
middle school or under	Ref		Ref
high school	1•39	<0•0001	1•37	<0•0001
	(1•28,1•52)		(1•24,1•52)
some college	1•50	<0•0001	1•44	<0•0001
	(1•36,1•66)		(1•31,1•58)
college or above	1•64	<0•0001	1•44	0•0025
	(1•44,1•87)		(1•14,1•82)
Divorced family
non-divorced family	Ref		Ref
divorced family	0•83	0•0103	0•76	0•0009
	(0•72,0•96)		(0•65,0•90)
Hukou
urban	Ref
rural	0•93	0•1442
	(0•85,1•02)
Primary caregiver
parents	Ref
grandparents or others	0•85	0•0163
	(0•74,0•97)
Leftbehind children
non-leftbehind children			Ref
leftbehind children			0•81	0•0046
			(0•71,0•94)
_cons	2•91	<0•0001	2•94	<0•0001
	(2•02,4•20)		(1•80,4•80)
District-level indicators
District/county	1•25	0•0003	1•23	0•0006
	(1•11,1•42)		(1•09,1•38)
Sample	All		Rural
Observations	23,719		14,510
Number of groups	24		24