Table 5

Previous studies of emergency admissions and mortality for weekdays and weekends admissions

StudyOR95% CI
First authorYearLowerUpperNotes
Barba20061.401.181.62Single centre study in Spain 1999–2003 excluding all elective admissions, elective transfers, critical care patients and births. Adjusted for age, gender, diagnosis-related group weight and comorbidity.
Aylin20101.101.081.11National Health Service (NHS), England emergency admissions 2005/2006. Adjusted for age, sex, deprivation quintile and comorbidity.
Marco20101.071.051.10Spanish NHS emergency admissions to internal medicine wards 2005. Adjusted for age, sex and comorbidity
Freemantle2012 (Sat vs Wed)1.111.091.13NHS, England emergency admissions 2009/2010. Adjusted for age; sex; ethnicity; whether the admission was classified as an emergency; source of admission (eg, from home or transfer from another hospital); diagnostic group; number of previous emergency admissions; number of previous complex admissions; comorbidity; social deprivation; hospital trust; day of the year (seasonality) and the day of admission.
(Sun vs Wed)1.141.121.16NHS, England emergency admissions 2009/2010. Adjusted for age; sex; ethnicity; whether the admission was classified as an emergency; source of admission (eg, from home or transfer from another hospital); diagnostic group; number of previous emergency admissions; number of previous complex admissions; comorbidity; social deprivation; hospital trust; day of the year (seasonality); and the day of admission.