| Outcome (Setting) | Number of studies (number of participants) | Results | Strength of evidence | Comments |
|---|---|---|---|---|
| Health status (primary care) | 1 (1,040) | No difference favoring either APRN or physician care | Insufficient | Medium risk of bias, consistency unknown, direct, precision unknown |
| Health status (urgent care) | 4 (4,702) | No difference favoring either APRN or physician care | Low | Medium risk of bias, inconsistent, direct, imprecise |
| Quality of life (primary care) | 1 (294) | No difference favoring either APRN or physician care | Insufficient | Medium risk of bias, consistency unknown, direct, precision unknown |
| Mortality (primary care) | 2 (594) | No difference favoring either APRN or physician care | Low to Medium | Medium risk of bias, consistent, direct, imprecise |
| Mortality (CRNA) | 3 (1,103,074) | No difference favoring either APRN or physician care | Insufficient | Observational studies with high risk of bias |
| Hospitalization (primary care) | 3 (1,903) | No difference favoring either APRN or physician care | Low | Medium risk of bias, consistent, direct, imprecise |
| Hospitalization (urgent care) | 1 (1,339) | No difference favoring either APRN or physician care | Insufficient | Medium risk of bias, consistency unknown, direct, precision unknown |
From: Evidence Brief: The Quality of Care Provided by Advanced Practice Nurses
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