Table 4.

Health Care Utilization: Unadjusted Mean (SEM) Change from Baseline in PAC PORT Outcomes by Study Arm and Adjusted Absolute Change beyond That Seen in Usual Care in Follow-Up Year 2

	Mean Absolute Change from Baseline in Each Practice (95% CI)			Adjusted Intervention Effect: Absolute Change Beyond That Observed in Control Practices (95% CI)*
Outcome	PLE	PCI	Control	PLE	PCI
≥1 ED/hospitalization†	−0.01 (−0.05, 0.03)	0 (−0.01, 0.01)	−0.01 (−0.04, 0.02)	0 (−0.06, 0.06)	0.03 (−0.003, 0.06)
Ambulatory visits (N)	0.17 (−0.01, 0.35)	0.21 (0.03, 0.39)	−0.01 (−0.23, 0.21)	0.06 (−0.02, 0.14)	0.08 (−0.01, 0.18)

^*Additional change beyond that seen in control practices by patient-level analysis using generalized estimating equations accounting for clustering of observations within practice.

^†Proportion of children.

PLE, peer leader education; PAC PORT, Pediatric Asthma Care Patient Outcomes Research Team; CI, confidence interval.