Table 3

Multivariable logistic regression diagnostic model for COVID-19, with regression (β) coefficients and diagnostic score points

VariableCoefficientSEDiagnsotic score points
Age50–700.53 (0–0.41)0.091
SexMale0.23 (0.3–0.73)0.101
EthnicityAsian0.6 (0.4–0.82)0.111
Black0.62 (0.3–0.93)0.161
Mixed/other0.81 (0.4–1.2)0.201
Unknown0.57 (0.3–0.85)0.141
Cough, fever or shortness of breath1.13 (0.9–1.35)0.112
NEWS2 Score>50.87 (0.7–1.05)0.092
CRP>501.13 (1–1.32)0.092
Lymphocytes<10.54 (0.4–0.73)0.101
Chest X-rayLung infiltrates1.32 (1.1–1.59)0.142
Other abnormality0.66 (0.3–0.98)0.161
  • The constant (intercept) was −4.0 (95% CI −4.4 to −3.6). n=2940.

  • CRP, C reactive protein; NEWS2, National Early Warning Score 2.