Skip to main content

Table 1 Covariates in the logistic regression model.

From: Weekend admission to hospital has a higher risk of death in the elective setting than in the emergency setting: a retrospective database study of national health service hospitals in England

Covariate (name in model)

Levels of covariate

Age Category (agegcat)

12 groups

Complex Elderly

1 = Yes, 0 = no

Male

1 = Yes, 0 = no

HRG with comorbidities/complications

1 = Yes, 0 = no

Admission on a weekend

1 = Yes, 0 = no

Interaction: Age Category and HRG with

comorbidities/complications

12 interaction terms

Admission Quarter

1 = Apr-Jun;

2 = Jul-Sep;

3 = Oct-Dec;

4 = Jan-Mar

Zero day stay†

1 = Yes, 0 = no

Weekend Admission

1 = Yes, 0 = no

  1. † Only applicable for the elective admissions models