Table 5.

Comparison of the Effect Size (ΔR²) of the Association Between Early Peer Social Integration and Later Adult Health Outcomes by Statistical Model

Regression model by developmental timing	Systolic blood pressure	Diastolic blood pressure	Body mass index
Model 2 using peer integration from ages 7–16 years	.018*	.015†	.029*
Model 2 using peer integration from ages 7–9 years	.014†	.007	.026*
Model 2 using peer integration from ages 10–12 years	.022*	.011	.017*
Model 2 using peer integration from ages 13–16 years	.004	.012	.018*

^†p = .06. *p < .05.