Table 3.

Longitudinal regression models examining the concurrent relationship between anthropomety and motor development from 3 to 18 months of age.^*

Developmental Status Outcomes	Anthropometric Exposures
	Weight-for-length z-score	Overweight †	Sum of Skinfolds	High Subcutaneous Fat ‡
Psychomotor Development Index
β (95% CI)	0.79 (−0.01, 1.58)	1.21 (−0.78, 3.20)	−0.01 (−0.16, 0.15)	−2.79 (−5.32, −0.26)
Low psychomotor development §
Odds Ratio (95% CI)	1.21 (0.97, 1.50)	1.67 (1.01, 2.79)	1.03 (0.99, 1.08)	2.21 (1.18, 4.14)

^*The multivariate models adjust for infant age, infant age squared term, and infant sex.

^†Weight-for-length z-score≥90th CDC/NCHS 2000 percentile

^‡>90th percentile of study sample

^§Psychomotor Development Index Score<85