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Table 3 Stratification of adjusted relative risk on 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 Adjusted, RR (95% CI)
Sexa Ageb CCI Scorec
Male Female < 54 54–67 68–79 > 80 0–1 2+
A-triage PPU/PUB 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.)
Respiratory Failure 1.12 (0.98–1.29) 1.05 (0.90–1.21) 1.38 (0.97–1.96) 1.08 (0.90–1.31) 1.00 (0.85–1.19) 1.10 (0.91–1.34) 1.10 (0.93–1.30) 1.08 (0.96–1.23)
Stroke 1.46 (1.28–1.67) 1.34 (1.16–1.55) 1.81 (1.27–2.56) 1.41 (1.18–1.68) 1.29 (1.10–1.52) 1.41 (1.16–1.70) 1.50 (1.27–1.77) 1.34 (1.19–1.52)
Cardiac Chest Pain 1.52 (1.33–1.73) 1.40 (1.21–1.62) 1.87 (1.32–2.65) 1.45 (1.21–1.73) 1.35 (1.15–1.59) 1.47 (1.21–1.77) 1.58 (1.34–1.86) 1.40 (1.24–1.58)
Cardiac Arrest 1.49 (1.30–1.70) 1.38 (1.19–1.59) 1.85 (1.31–2.63) 1.41 (1.18–1.70) 1.34 (1.14–1.58) 1.44 (1.19–1.74) 1.53 (1.30–1.81) 1.40 (1.24–1.58)
Trauma 1.27 (1.10–1.47) 1.30 (1.11–1.52) 1.69 (1.19–2.39) 1.23 (1.01–1.50) 1.10 (0.89–1.35) 1.10 (0.85–1.44) 1.37 (1.15–1.62) 1.17 (1.00–1.36)
E-triage PPU/PUB 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.)
Respiratory Failure 0.60 (0.29–1.22) 0.53 (0.23–1.24) 0.31 (0.11–0.90) 0.74 (0.28–1.98) 0.64 (0.22–1.86) 0.75 (0.23–2.44) 0.77 (0.30–2.02) 0.53 (0.28–1.03)
Stroke 0.39 (0.18–0.82) 0.40 (0.16–0.98) 0.21 (0.06–0.71) 0.24 (0.07–0.82) 0.59 (0.21–1.70) 0.62 (0.18–2.15) 0.48 (1.18–1.28) 0.37 (0.18–0.77)
Cardiac Chest Pain 0.27 (0.13–0.59) 0.19 (0.06–0.56) 0.10 (0.02–0.46) 0.29 (0.09–0.90) 0.33 (0.10–1.06) 0.31 (0.08–1.20) 0.32 (0.11–0.64) 0.21 (0.10–0.46)
Cardiac Arrest 0.13 (0.04–0.38) 0.31 (0.10–0.94) 0.12 (0.02–0.75) 0.24 (0.06–1.00) 0.14 (0.03–0.72) 0.17 (0.03–0.99) 0.17 (0.05–0.64) 0.18 (0.07–0.50)
Trauma 0.16 (0.05–0.53) 0.08 (0.01–0.48) 0.06 (0.01–0.29) 0.17 (0.03–1.02) 0.43 (0.04–4.07) 0.13 (0.04–0.46) 0.20 (0.04–0.93)
30-day mortality PPU/PUB 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.)
Respiratory Failure 3.31 (1.34–8.14) 1.16 (0.67–2.00) 3.16 (0.26–38.41) 0.88 (0.36–2.20) 1.70 (0.76–3.81) 1.89 (0.90–3.94) 1.40 (0.64–3.10) 1.86 (1.02–3.39)
Stroke 3.54 (1.46–8.57) 1.53 (0.86–2.71) 14.81 (0.90–242.86) 1.28 (0.52–3.18) 1.84 (0.84–4.04) 2.41 (1.11–5.22) 1.93 (0.88–4.27) 2.20 (1.20–4.04)
Cardiac Chest Pain 1.23 (0.49–3.10) 0.42 (0.22–0.82) 1.25 (0.07–22.99) 0.10 (0.03–0.36) 0.45 (0.19–1.09) 1.01 (0.46–2.21) 0.35 (0.14–0.88) 0.77 (0.40–1.47)
Cardiac Arrest 12.39 (5.06–30.09) 5.34 (3.00–9.52) 33.26 (2.01–550.89) 4.65 (2.04–10.61) 7.29 (3.26–16.30) 7.40 (3.49–15.68) 6.75 (3.08–14.80) 6.73 (3.63–12.46)
Trauma 3.13 (1.14–8.58) 0.65 (0.27–1.59) 2.43 (0.12–50.59) 0.55 (0.18–1.65) 0.93 (0.29–2.96) 2.37 (0.99–5.68) 1.21 (0.49–2.99) 1.31 (0.58–2.92)
  1. Abbreviations: PPU perforated peptic ulcer, PUB peptic ulcer bleeding, RR relative risk, CI confidence interval CCI Charlson Comorbidity Index, ref. reference
  2. aAdjusted for age, CCI, and time of 1–1-2 call
  3. bAdjusted for sex, CCI, and time of 1–1-2 call
  4. cAdjusted for age, sex, and time of 1–1-2 call