Table 1.

Chinese child HAZs for different income quintile over the period 1989 to 2009

Year	Average HAZ	Absolute Coefficient of Variation	Mean value of HAZs under different income quintiles					Sample Size
			1 (the poorest)	2	3	4	5 (the richest)
	(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)
1989	−1.227	1.136	−1.631	−1.257	−1.288	−0.996	−0.970	1605
1991	−1.316	0.873	−1.611	−1.521	−1.362	−1.100	−0.987	3883
1993	−1.172	0.991	−1.428	−1.399	−1.185	−0.998	−0.854	3443
1997	−0.989	1.187	−1.227	−1.221	−1.056	−0.796	−0.648	2973
2000	−0.818	1.436	−1.091	−1.014	−0.888	−0.713	−0.388	2762
2004	−0.695	1.853	−1.062	−0.902	−0.698	−0.549	−0.272	1939
2006	−0.630	2.111	−0.867	−0.846	−0.640	−0.511	−0.277	1614
2009	−0.375	3.664	−0.649	−0.556	−0.475	−0.279	0.080	1582
Total	−0.973	1.297	−1.340	−1.239	−1.033	−0.782	−0.473	19801

Note: Authors’ calculations from the CHNS data (1989, 19991, 1993, 2000, 2004, 2006 and 2009).