Table 2.

Correlations among independent variables (initial W/L, prior weight change, and sum of skinfold thickness) for breast‐fed infants in the four cohorts combined

Age (months) of infant at beginning of interval	W/L and prior weight change		W/L and SF		Prior weight change and SF
	r	n	r	n	r	n
1			0.51*	231
2			0.59*	237
3	0.53*	337	0.60*	238	0.62*	205
4	0.56*	475	0.59*	239	0.52*	235
5	0.60*	468	0.60*	240	0.44*	238
6	0.60*	465	0.61*	240	0.46*	238
7	0.54*	458	0.62*	238	0.43*	237
8	0.47*	458	0.66*	239	0.38*	239
9	0.37*	459	0.69*	240	0.30*	240
10	0.31*	447	0.72*	236	0.33*	235
11	0.26*	440	0.72*	235	0.27**	234
12	0.25*	437	0.70*	236	0.25**	236

SF = Skinfold thickness, measured only in the U.S. and Ghana studies; *P < 0.0001; **P ≤ 0.0005.