Table 1.

Baseline QI and Comparison Clinic Characteristics

	QI clinics				Comparison clinics
	A	B	C	D	A2	B2	C2	D2
Unique patients	7524	5834	2892	2798	3541	2551	3947	1701
Average provider panel size	918	993	876	1114	914	981	1178	1096
Birth cohort patients (%)	50	42	38	40	45	39	45	35
Female patients (%)	6	5.1	4.1	5	5.6	4.9	4.3	3.7
Provider panel fullness (%)	92	81	78	84	78	82	93	89