Characteristic	Estimated proportion of patients (95% CI)	Odds ratio (95% CI)
Intervention status
Pre‐intervention	19.1% (18.6–19.5%)	––
Post‐intervention	27.3% (26.7–27.9%)	1.86 (1.38–2.51)
Time point
T0	22.8% (22.1–23.5%)	––
T1	14.0% (13.4–14.5%)	0.59 (0.50–0.68)
T2	25.6% (24.8–26.4%)	1.34 (0.98–1.84)
T3	33.7% (32.7–34.7%)	2.35 (1.66–3.33)
Practice size (FTE GPs)
< 4	26.8% (26.4–27.3%)	––
≥ 4	5.4% (5.2–5.7%)	0.37 (0.30–0.46)
Intervention group
Early	18.5% (17.8–19.2%)	––
Late	24.7% (24.2–25.1%)	1.31 (0.99–1.72)
Proportion of practices that undertook baseline health assessments at T0*	—	1.06 (1.05–1.06)

CI = confidence interval; FTE = full time equivalent positions.

^*Continuous variable, range 0 to 100%.