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Table 3 Selection of variables for inclusion in multivariable models

From: Derivation and internal validation of the screening to enhance prehospital identification of sepsis (SEPSIS) score in adults on arrival at the emergency department

Predictor variable Incidence of variable selection Wald test p-value
GCS (sum) model GCS (components) model AVPU model GCS (sum) model GCS (components) model AVPU model
Location 50 50 50 0.002 0.004 0.003
Age 50 50 50 < 0.001 < 0.001 < 0.001
Gender 0 0 0
Resps 50 50 50 < 0.001 < 0.001 < 0.001
SpO2 50 50 50 < 0.001 < 0.001 < 0.001
Pulse 50 50 50 < 0.001 < 0.001 < 0.001
SBP 50 50 50 < 0.001 < 0.001 < 0.001
DBP 0 0 0
Temp 50 50 50 < 0.001 < 0.001 < 0.01
BM 1 1 0 0.86* 0.85* 0.87*
Skin 50 50 50 0.007 0.007 0.014
CBRT 0 0 0
RPupilReact 11 12 8 0.42* 0.41* 0.46*
RPupilSize 0 0 0
GCS_sum 50 NA NA < 0.001 NA NA
GCS_eye NA 0 NA NA NA
GCS_verbal NA 50 NA NA < 0.001 NA
GCS_motor NA 0 NA NA NA
AVPU NA NA 50 NA NA < 0.001
  1. SpO2 peripheral oxygen saturation, SBP systolic blood pressure, DBP diastolic blood pressure, Temp temperature (C), BM blood sugar mmol/L, CBRT capillary bed refill time, GCS Glasgow coma score, AVPU alert, verbal, pain or unresponsive
  2. *Did not reach statistical significance