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Table 4 Imputation on missing data on triage level

From: Prehospital triage of patients diagnosed with perforated peptic ulcer or peptic ulcer bleeding: an observational study of patients calling 1-1-2

Unadjusted A-triage and E-triage

 

Group

Unadjusted, RR (95% CI)

Complete Cases

Unadjusted, RR (95% CI)

Multiple imputation

Unadjusted, RR (95% CI)

Bootstrapping

A-triage (n = 7538)

PPU/PUB

1 (ref.)

1 (ref.)

1 (ref.)

Respiratory Failure

1.10 (0.99–1.22)

1.22 (0.99–1.49)

1.18 (1.06–1.39)

Stroke

1.41 (1.27–1.56)

1.50 (1.21–1.87)

1.46 (1.29–1.67)

Trauma

1.32 (1.19–1.46)

1.42 (1.16–1.76)

1.40 (1.25–1.59)

Cardiac Chest Pain

1.47 (1.33–1.62)

1.58 (1.27–1.96)

1.53 (1.37–1.75)

Cardiac Arrest

1.46 (1.32–1.61)

1.56 (1.25–1.95)

1.53 (1.33–1.73)

E-triage (n = 7538)

PPU/PUB

1 (ref.)

1 (ref.)

1 (ref.)

Respiratory Failure

0.59 (0.35–1.00)

0.57 (0.31–1.05)

0.65 (0.37–1.48)

Stroke

0.40 (0.22–0.71)

0.46 (0.24–0.88)

0.54 (0.32–1.11)

Trauma

0.11 (0.05–0.28)

0.15 (0.06–0.36)

0.16 (0.08–0.40)

Cardiac Chest pain

0.25 (0.13–0.47)

0.26 (0.12–0.56)

0.33 (0.12–0.85)

Cardiac Arrest

0.18 (0.08–0.39)

0.18 (0.07–0.45)

0.20 (0.12–0.30)

Adjusted A-triage and E-triage

 

Group

Adjusted, RR (95% CI)

Complete Cases

Adjusteda, RR (95% CI)

Multiple Imputation

Adjusteda, RR (95% CI)

Bootstrapping

A-triage (n = 7538)

PPU/PUB

1 (ref.)

1 (ref.)

1 (ref.)

Respiratory Failure

1.10 (0.99–1.22)

1.24 (1.01–1.52)

1.20 (1.08–1.42)

Stroke

1.41 (1.27–1.56)

1.50 (1.21–1.85)

1.45 (1.28–1.67)

Trauma

1.32 (1.19–1.46)

1.59 (1.29–1.97)

1.57 (1.39–1.79)

Cardiac Chest Pain

1.47 (1.33–1.62)

1.58 (1.28–1.97)

1.54 (1.37–1.78)

Cardiac Arrest

1.46 (1.32–1.61)

1.62 (1.29–2.02)

1.58 (1.38–1.81)

E-triage (n = 7538)

PPU/PUB

1 (ref.)

1 (ref.)

1 (ref.)

Respiratory Failure

0.59 (0.35–1.00)

0.52 (0.28–0.95)

0.59 (0.33–1.33)

Stroke

0.40 (0.22–0.71)

0.48 (0.24–0.93)

0.56 (0.32–1.17)

Trauma

0.11 (0.05–0.28)

0.10 (0.04–0.25)

0.11 (0.06–0.27)

Cardiac Chest pain

0.25 (0.13–0.47)

0.25 (0.12–0.54)

0.33 (0.12–0.82)

Cardiac Arrest

0.18 (0.08–0.39)

0.17 (0.07–0.43)

0.19 (0.12–0.29)

  1. aTriage adjusted for age, sex, CCI score, and time of 1–1-2 call