Table 1 Patient Characteristics
From: Severity of illness and the weekend mortality effect: a retrospective cohort study
Characteristics | Monday through Friday (N = 8,408,723) | Weekend (Saturday/Sunday) (N = 1,956,882) | p-value |
|---|---|---|---|
% or Median [IQR] | % or Median [IQR] | ||
Age | |||
Median | 57.2 [38.9–69.5] | 55.7 [36.1–69.9] | < 0.001 |
Sex | |||
Male | 45.6% | 46.0% | < 0.001 |
Female | 54.4% | 54.0% | < 0.001 |
Unknown | < 0.01% | 0.01% | < 0.001 |
Race | |||
White | 64.1% | 60.1% | < 0.001 |
Black | 21.6% | 24.7% | < 0.001 |
Asian | 2.8% | 2.9% | < 0.001 |
Other | 9.1% | 9.7% | < 0.001 |
Unknown/Unavailable/Declined | 2.5% | 2.6% | < 0.001 |
Ethnicity | |||
Hispanic | 8.7% | 9.5% | < 0.001 |
Non-Hispanic | 76.6% | 76.6% | < 0.001 |
Unknown/Not Reported/Unavailable/Declined | 14.7% | 13.9% | < 0.001 |
Primary Payer | |||
Commercial | 31.0% | 26.5% | < 0.001 |
Medicaid | 20.6% | 23.6% | < 0.001 |
Medicare | 40.4% | 40.5% | < 0.001 |
Other | 8.1% | 9.4% | < 0.001 |
Admission Risk of Mortality | |||
Minor | 48.8% | 42.4% | < 0.001 |
Moderate | 27.5% | 27.0% | < 0.001 |
Major | 18.0% | 21.9% | < 0.001 |
Extreme | 5.7% | 8.7% | < 0.001 |
Admission Severity of Illness | |||
Minor | 24.0% | 19.0% | < 0.001 |
Moderate | 38.7% | 36.3% | < 0.001 |
Major | 29.2% | 33.5% | < 0.001 |
Extreme | 8.2% | 11.2% | < 0.001 |
Admission Status | |||
Emergency | 49.0% | 70.2% | < 0.001 |
Urgent | 17.6% | 17.8% | < 0.001 |
Elective | 31.4% | 8.3% | < 0.001 |
Trauma Center | 1.6% | 3.3% | < 0.001 |
Info not available | 0.3% | 0.4% | < 0.001 |
Number of Comorbidities | |||
Median | 2 [1–4] | 2 [1–4] | < 0.001 |
Mean | 2.4 | 2.7 | < 0.001 |