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TABLE 3

RRRs for Use of Delayed Antibiotic Prescribing During Project Intervention and Postintervention Periods Relative to Baseline

All Participating CliniciansSubset Participating in Postintervention Phase
RRR (95% CI)PRRR (95% CI)P
Baseline Nov–Dec 2018 Referent — Referent — 
 January 2019 3.27 (1.73–6.19) <0.01 2.12 (1.0–4.49) 0.498 
 February 2019 7.24 (4.08–12.86) <0.01 4.13 (2.14–7.95) <0.01 
 March 2019 7.47 (4.20–13.31) <0.01 5.30 (2.80–10.2) <0.01 
 April 2019 10.15 (5.71–18.04) <0.01 8.24 (4.38–15.50) <0.01 
 May 2019 11.53 (6.46–20.56) <0.01 9.80 (5.23–18.37) <0.01 
 June 2019 8.96 (4.68–17.17) <0.01 7.53 (3.66–15.51) <0.01 
 3 mo postintervention September 2019 a — 8.46 (4.18–17.11) <0.01 
 6 mo postintervention December 2019 — — 6.69 (3.53–12.65) <0.01 
All Participating CliniciansSubset Participating in Postintervention Phase
RRR (95% CI)PRRR (95% CI)P
Baseline Nov–Dec 2018 Referent — Referent — 
 January 2019 3.27 (1.73–6.19) <0.01 2.12 (1.0–4.49) 0.498 
 February 2019 7.24 (4.08–12.86) <0.01 4.13 (2.14–7.95) <0.01 
 March 2019 7.47 (4.20–13.31) <0.01 5.30 (2.80–10.2) <0.01 
 April 2019 10.15 (5.71–18.04) <0.01 8.24 (4.38–15.50) <0.01 
 May 2019 11.53 (6.46–20.56) <0.01 9.80 (5.23–18.37) <0.01 
 June 2019 8.96 (4.68–17.17) <0.01 7.53 (3.66–15.51) <0.01 
 3 mo postintervention September 2019 a — 8.46 (4.18–17.11) <0.01 
 6 mo postintervention December 2019 — — 6.69 (3.53–12.65) <0.01 

—, not applicable.

a

Some clinicians did not participate in the post-intervention phase.

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