Skip to main content

Table 3 Results from difference-in-difference models estimating changes in prescribing rate(s) from pre-implementation to maintenance periods

From: Does increased implementation support improve community clinics’ guideline-concordant care? Results of a mixed methods, pragmatic comparative effectiveness trial

Outcome Comparison Arm 1
RR (95% CI)
Arm 2
RR (95% CI)
Arm 3
RR (95% CI)
Comparison CHCs
RR (95% CI)
Primary outcomes
Statin prescribing Change within arm 1.09 (1.06–1.13) 1.11 (1.08–1.13) 1.06 (1.03–1.09) 1.04 (1.03–1.05)
Change relative to comparison CHCs 1.05 (1.01–1.08) 1.06 (1.03–1.09) 1.02 (0.99–1.06) -
ACE/ARB prescribing Change within arm 0.95 (0.92–0.97) 0.99 (0.97–1.01) 0.99 (0.96–1.02) 0.95 (0.94–0.95)
Change relative to comparison CHCs 1.00 (0.98–1.03) 1.05 (1.02–1.08) 1.05 (1.02–1.08) -
Secondary outcomes
Correct intensity statin prescribing Change within arm 1.24 (1.21–1.28) 1.35 (1.31–1.39) 1.11 (1.08–1.15) 1.17 (1.16–1.18)
Change relative to comparison CHCs 1.06 (1.03–1.10) 1.15 (1.12–1.19) 0.95 (0.93–0.98) -
  1. RR adjusted Rate Ratio, CI confidence interval. Results in italics are statistically significant at α = 0.05