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Table 2 Triage and mortality

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

  Group Frequency, % (95% CI) Unadjusted, RR (95% CI) Adjusteda,b, RR (95% CI) p-value
A-triage (n = 7538) PPU/PUB 63.26 (57.12–69.61) 1 (ref.) 1 (ref.)
Respiratory Failure 69.73 (67.85–71.62) 1.10 (0.99–1.22) 1.09 (0.98–1.20) 0.105
Stroke 89.22 (87.67–90.78) 1.41 (1.27–1.56) 1.41 (1.28–1.56) < 0.001
Trauma 83.81 (81.46–86.16) 1.32 (1.19–1.46) 1.28 (1.15–1.42) < 0.001
Cardiac Chest Pain 93.22 (91.99–94.45) 1.47 (1.33–1.62) 1.46 (1.33–1.62) < 0.001
Cardiac Arrest 92.23 (90.52–93.95) 1.46 (1.32–1.61) 1.44 (1.30–1.59) < 0.001
E-triage (n = 7538) PPU/PUB 6.47 (3.28–9.65) 1 (ref.) 1 (ref.)
Respiratory Failure 3.79 (3.01–4.58) 0.59 (0.35–1.00) 0.60 (0.35–1.05) 0.073
Stroke 2.56 (1.77–3.36) 0.40 (0.22–0.71) 0.41 (0.23–0.73) 0.002
Trauma 0.74 (0.19–1.29) 0.11 (0.05–0.28) 0.13 (0.05–0.36) < 0.001
Cardiac Chest pain 1.62 (1.00–2.24) 0.25 (0.13–0.47) 0.25 (0.13–0.47) < 0.001
Cardiac Arrest 1.17 (0.50–1.86) 0.18 (0.08–0.39) 0.18 (0.08–0.40) < 0.001
30-day mortality (n = 7538) PPU/PUB 7.83 (4.52–11.13) 1 (ref.) 1 (ref.)
Respiratory Failure 12.16 (10.87–13.44) 1.55 (1.01–2.39) 1.67 (1.06–2.64) 0.028
Stroke 16.83 (15.01–18.66) 2.15 (1.39–3.32) 2.03 (1.27–3.24) 0.003
Trauma 3.16 (2.16–4.17) 0.40 (0.24–0.68) 1.33 (0.72–2.44) 0.364
Cardiac Chest Pain 4.45 (3.49–5.42) 0.57 (0.35–0.91) 0.64(0.38–1.06) 0.080
Cardiac Arrest 47.34 (40.67–54.00) 6.05 (3.89–9.41) 6.72 (4.21–10.73) < 0.001
  1. Abbreviations: PPU perforated peptic ulcer, PUB peptic ulcer bleeding, CI confidence interval, RR relative risk, n number, ref. reference, CCI Charlson Comorbidity Index
  2. aTriage adjusted for age, sex, CCI score, and time of 1–1-2 call
  3. b30-day mortality adjusted for age, sex, CCI score, and time of 1–1-2 call – an interaction term between exposure and sex was included