Table 2.

Pearson correlation coefficients (r) between mean height Z-scores of children under 7 years and GDP per capita and IMR

	r_1	p_1	r_2	p_2
Height Z-score with GDP per capita
Urban boys	0.96	0.18	0.71	0.29
Urban girls	0.95	0.21	0.69	0.31
Suburban boys	0.96	0.18	0.82	0.18
Suburban girls	0.95	0.20	0.81	0.19
Height Z-score with IMR a
Urban boys	–	–	−0.95	0.20
Urban girls	–	–	−0.93	0.23
Suburban boys	–	–	−0.94	0.20
Suburban girls	–	–	−0.93	0.23

r_₁ Association between 1985 and 2005; r_₂ Association between 1985 and 2015; p_₁ P-value for r__1; p_₂ P-value for r_₂

^aAdjusted by GDP per capita