Table II.

 Comparison Between Birth Weight Groups

Variable	<1500 g (n=89)	1500–2500 g (n=188)	2500–4000 g (n=2296)	4000–4500 g (n=368)	>4500 g (n=82)
Systolic BP z score	0.113 (−0.79, 0.66)a	0.266 (−0.47, 1.27)	0.431 (−0.27, 1.26)	0.407 (−0.40, 1.18)	0.287 (−0.20, 1.15)
Diastolic BP z score	−0.219 (−0.84, 0.39)	0.277 (−0.29, 0.86)	0.361 (−0.24, 0.93)	0.328 (−0.27, 1.04)	0.482 (−0.04, 0.85)

Abbreviation: BMI, body mass index. ^a(25%, 75%). Analysis of variance (ANOVA) Kruskal–Wallis P value for systolic blood pressure (BP) z score =.0092 for diastolic blood pressure (BP) z score <.0001.