Summary of some relevant studies providing evidence for the weekend effect
| Author | Odds ratio | 95% CI | Group of patients under study (adjustments) |
|---|---|---|---|
| Aylin et al1 | 1.10 | 1.08 to 1.11 | All patients to emergency department (age, sex, socioeconomic deprivation, comorbidity and diagnosis). |
| Bell et al3 | 1.28 | 1.13 to 1.46 | Ruptured abdominal aortic aneurysm (age, sex and Charlson comorbidity index) |
| Bell et al3 | 5.28 | 1.01 to 27.50 | Acute epiglotitis (age, sex and Charlson comorbidity index) |
| Bell et al3 | 1.19 | 1.03 to 1.36 | Pulmonary embolism (age, sex and Charlson comorbidity index) |
| Palmer et al11 | 1.26 | 1.16 to 1.37 | Stroke patients and 7-day in-hospital mortality for Sunday admissions with Monday as a reference (age, sex, socioeconomic deprivation quintile, number of previous admissions, comorbidities, month of discharge, ethnic group, source of admission and stroke type) |
| James et al12 | 1.07 | 1.02 to 1.12 | Acute kidney injury (age, sex, race, Charlson comorbidity index and requirement for mechanical ventilation) |
| Aujesky et al13 | 1.17 | 1.03 to 1.34 | Pulmonary embolism and 30 days post-discharge (age, sex, and the Charlson comorbidity index) |
| Hazard ratio | |||
| Fang et al9 | 1.12 | 1.00 to 1.25 | Stroke patients and 7 days post-discharge (age, sex, stroke severity and comorbidity) |
| McKinney et al10 | 1.05 | 1.02 to 1.09 | Stroke patients and 90 days post-discharge (patient demographics, coexisting conditions and treatment with intravenous thrombolysis) |