Table 4.

Correlation between aging and postnatal growth (growth genes)

Gene set analyzed: all genes that showed uniform regulation (P < 0.05, ≥2-fold in multiple organs, both mouse and rat) during ju venile growth (n=316)
Comparison between:			Pearson’s Correlation	Spearman’s Correlation
Heart, 1 to 4wk	vs	Liver, 3 to 15 mo	r = 0.23	ρ = 0.24
			P = <0.0001	P = <0.0001
		Kidney, 3 to 15 mo	r = 0.44	ρ = 0.47
			P = <0.0001	P = <0.0001
		Lung, 3 to 15 mo	r = 0.50	ρ = 0.52
			P = <0.0001	P = <0.0001
			Pearson’s Correlation	Spearman’s Correlation
Kidney, 1 to 8wk	vs	Liver, 3 to 15 mo	r = 0.24	ρ = 0.20
			P = <0.0001	P = 0.0003
		Kidney, 3 to 15 mo	r = 0.42	ρ = 0.43
			P = <0.0001	P = <0.0001
		Lung, 3 to 15 mo	r = 0.44	ρ = 0.46
			P = <0.0001	P = <0.0001
			Pearson’s Correlation	Spearman’s Correlation
Lung, 1 to 8wk	vs	Liver, 3 to 15 mo	r = 0.20	ρ = 0.17
			P = <0.0001	P = 0.002
		Kidney, 3 to 15 mo	r = 0.43	ρ = 0.46
			P = <0.0001	P = <0.0001
		Lung, 3 to 15 mo	r = 0.49	ρ = 0.54
			P = <0.0001	P = <0.0001