TableĀ 1

Summary of some relevant studies providing evidence for the weekend effect

AuthorOdds ratio95% CIGroup of patients under study (adjustments)
Aylin et al11.101.08 to 1.11All patients to emergency department (age, sex, socioeconomic deprivation, comorbidity and diagnosis).
Bell et al31.281.13 to 1.46Ruptured abdominal aortic aneurysm (age, sex and Charlson comorbidity index)
Bell et al35.281.01 to 27.50Acute epiglotitis (age, sex and Charlson comorbidity index)
Bell et al31.191.03 to 1.36Pulmonary embolism (age, sex and Charlson comorbidity index)
Palmer et al111.261.16 to 1.37Stroke 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 al121.071.02 to 1.12Acute kidney injury (age, sex, race, Charlson comorbidity index and requirement for mechanical ventilation)
Aujesky et al131.171.03 to 1.34Pulmonary embolism and 30 days post-discharge (age, sex, and the Charlson comorbidity index)
Hazard ratio
Fang et al91.121.00 to 1.25Stroke patients and 7 days post-discharge (age, sex, stroke severity and comorbidity)
McKinney et al101.051.02 to 1.09Stroke patients and 90 days post-discharge (patient demographics, coexisting conditions and treatment with intravenous thrombolysis)