. Author manuscript; available in PMC: 2023 Feb 7.

Published in final edited form as: Infect Control Hosp Epidemiol. 2021 Jun 2;43(1):56–63. doi: 10.1017/ice.2021.44

Table 4.

Association of RTD Metrics With Appropriateness of Antibiotic Prescribing as Determined by Manual Chart Review for 60 Randomly Selected Primary Care Providers

Metric	β-Coefficient	95% CI	P Value	R²
Prescribing for tier 3 RTDs	0.7	0.3–1.0	<.01	0.24
Prescribing for all RTDs	0.5	0.3–0.8	<.01	0.23
Prescribing for upper RTDs	0.5	0.2–0.7	<.01	0.20
Prescribing for lower RTDs	0.5	0.2–0.7	<.01	0.19
Prescribing for bronchitis	0.2	0.1–0.4	<.01	0.11
Prescribing for nonspecific symptoms	0.5	0.1–1.0	.03	0.08
Provider CCI	−5.9	−11.4 to 0.1	.12	0.04

Note. RTD, respiratory tract diagnosis; CI, confidence interval; CCI, Charlson comorbidity index.