Table 2 Odds ratios with 95% confidence intervals, distributed on 4 mortality levels
Immediatly dead (0-4 h) | 4 h-2 day mortality | 3–7 day mortality | 8–30 day mortality | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Gender | Crude OR | 95% CI | Adj ORa | 95% CI | Crude OR | 95% CI | Adj ORa | 95% CI | Crude OR | 95% CI | Adj ORa | 95% CI | Crude OR | 95% CI | Adj ORa | 95% CI | ||||
Female | 134 | 1.0 | 1.0 | 154 | 1.0 | 1.0 | 187 | 1.0 | 1.0 | 393 | 1.0 | 1.0 | ||||||||
Male | 156 | 1.2 | (1.0–1.6) | 1.2 | (1.0–1.5) | 140 | 0.8 | (0.8–1.2) | 1.1 | (1.1–1.1) | 214 | 1.2 | (1.0–1.5) | 1.2 | (1.0–1.5) | 415 | 1.1 | (1.0–1.3) | 1.1 | (1.0–1.3) |
Agegroup | ||||||||||||||||||||
18–49 | 19 | 1.0 | 1.0 | 9 | 1.0 | 1.0 | 19 | 1.0 | 1.0 | 17 | 1.0 | 1.0 | 1.0 | |||||||
50–79 | 161 | 8.1 | (5.1–13.1) | 7.4 | (4.6–12.1) | 121 | 13.0 | (6.6–25.5) | 9.9 | (5.0–19.7) | 185 | 9.4 | (5.9–15.1) | 6.2 | (3.8–10.1) | 379 | 21.8 | (13.4–35.4) | 14.9 | (9.1–24.3) |
80- | 110 | 16.8 | (10.3–27.3) | 15.2 | (9.2–25.3) | 164 | 53.8 | (27.5–105.4) | 37.1 | (18.6–73.8) | 197 | 30.8 | (18.8–48.2) | 18.0 | (11.0–29.4) | 412 | 74.6 | (45.9–121.3) | 44.8 | (27.3–73.6) |
Charlson comorbidity Index | ||||||||||||||||||||
0 | 116 | 1.0 | 1.0 | 78 | 1.0 | 1.0 | 95 | 1.0 | 1.0 | 194 | 1.0 | 1.0 | ||||||||
1 | 53 | 1.7 | (1.2–2.3) | 1.0 | (0.7–1.4) | 60 | 2.8 | (2.0–4.0) | 1.4 | (1.0–1.9) | 76 | 2.9 | (2.2–4.0) | 1.7 | (1.2–2.3) | 129 | 2.5 | (2.0–3.1) | 1.3 | (1.0–1.6) |
≥ 2 | 121 | 2.7 | (2.1–3.5) | 1.3 | (1.0–1.7) | 156 | 5.2 | (4.0–6.9) | 1.9 | (1.4–2.5) | 230 | 6.4 | (5.0–8.1) | 2.8 | (2.2–3.7) | 485 | 6.7 | (5.7–8.0) | 2.8 | (2.3–3.3) |
Arriving | ||||||||||||||||||||
Own accord | 5 | 1.0 | 1.0 | 23 | 1.0 | 1.0 | 234 | 1.0 | 1.0 | 503 | 1.0 | 1.0 | ||||||||
Ambulance | 174 | 111.6 | (45.8–271.5) | 71.4 | (31.6–161.4) | 182 | 25.7 | (16.7–39.7) | 18.5 | (12.0–28.7) | 128 | 1.8 | (1.4–2.2) | 1.7 | (1.2–2.3) | 277 | 1.8 | (1.6–2.1) | 1.2 | (1.1–1.4) |
MECU | 111 | 1037.9 | (422.3–2550.9) | 781.6 | (341.9–1786.8) | 17 | 31.1 | (16.5–58.4) | 27.3 | (14.5–51.3) | 39 | 8.2 | (5.8–11.6) | 2.8 | (2.2–3.7) | 28 | 2.7 | (1.8–3.9) | 2.0 | (1.4–3.0) |
Day of arrival | ||||||||||||||||||||
Mon-Thursday | 168 | 1.0 | 1.0 | 162 | 1.0 | 1.0 | 223 | 1.0 | 1.0 | 470 | 1.0 | 1.0 | ||||||||
Fri-Sunday | 122 | 1.0 | (0.8–1.3) | 1.0 | (0.8–1.3) | 132 | 1.1 | (0.9–1.4) | 1.2 | (0.9–1.5) | 178 | 1.1 | (0.9–1.4) | 1.1 | (0.9–1.4) | 338 | 1.0 | (0.9–1.1) | 1.0 | (0.9–1.2) |
Time of arrival | ||||||||||||||||||||
8–15.59 | 143 | 1.0 | 1.0 | 158 | 1.0 | 1.0 | 204 | 1.0 | 1.0 | 441 | 1.0 | 1.0 | ||||||||
16–23.59 | 87 | 0.9 | (0.7–1.1) | 0.9 | (0.7–1.2) | 89 | 0.8 | (0.6–1.0) | 0.9 | (0.7–1.1) | 141 | 1.0 | (0.8–1.2) | 0.8 | (0.8–1.3) | 275 | 0.9 | (0.8–1.0) | 0.9 | (0.8–1.1) |
00–6.59 | 60 | 1.4 | (1.0–1.9) | 1.7 | (1.2–2.6) | 47 | 1.0 | (0.7–1.4) | 1.3 | (0.9–1.8) | 56 | 0.9 | (0.7–1.2) | 1.1 | (0.8–1.5) | 92 | 0.7 | (0.6–0.9) | 0.8 | (0.7–1.1) |
Urgency | ||||||||||||||||||||
Non urgent | 9 | 1.0 | 1.0 | 13 | 1.0 | 1.0 | 39 | 1.0 | 1.0 | 141 | 1.0 | 1.0 | ||||||||
Urgent | 74 | 3.7 | (1.9–7.5) | 3.1 | (1.5–6.1) | 132 | 4.6 | (2.6–8.2) | 3.7 | (2.1–6.6) | 244 | 2.9 | (2.0–4.0 | 2.3 | (1.7–3.3) | 548 | 1.8 | (1.5–2.1) | 1.4 | (1.2–1.7) |
Very urgent | 122 | 90.0 | (45.6–177.4) | 67.6 | (34.2–133.5) | 56 | 27.5 | (15.0–50.4) | 19.7 | (10.7–36.2) | 74 | 12.2 | (8.3–18.1) | 8.9 | (6.0–13.1) | 70 | 3.2 | (2.5–4.5) | 2.2 | (1.6–3.0) |
Missing | 85 | 22.2 | (11.2–44.2) | 31.1 | (15.6–61.9) | 19 | 3.7 | (1.8–7.5) | 5.6 | (2.8–11.2) | 44 | 2.6 | (1.7–4.0) | 3.8 | (2.5–5.9) | 49 | 0.8 | (0.6–1.1) | 1.2 | (0.8–1.6) |
Vital parameters | ||||||||||||||||||||
Peripheral oxygen saturation (%) | ||||||||||||||||||||
≥ 90% +/− oxygen | 125 | 1.0 | 1.0 | 190 | 1.0 | 1.0 | 293 | 1.0 | 1.0 | 640 | 1.0 | 1.0 | ||||||||
< 90% +/−oxygen | 33 | 10.6 | (7.2–15.7) | 6.8 | (4.6–10.1) | 48 | 10.7 | (7.7–14.8) | 5.8 | (4.2–8.1) | 33 | 4.7 | (3.2–6.7) | 2.6 | (1.8–3.7) | 68 | 4.6 | (3.5–5.9) | 2.5 | (1.9–3.3) |
missing | 132 | 4.0 | (3.1–5.1) | 5.7 | (4.4–7.3) | 56 | 1.1 | (0.8–1.5) | 1.7 | (1.3–2.4) | 75 | 1.0 | (0.7–1.2) | 1.4 | (1.1–1.8) | 100 | 0.6 | (0.5–0.7) | 0.9 | (0.7–1.1) |
Respiratory rate (rr/min) | ||||||||||||||||||||
5–36 | 134 | 1.0 | 1.0 | 212 | 1.0 | 1.0 | 306 | 1.0 | 1.0 | 660 | 1.0 | 1.0 | ||||||||
< 5 | 3 | 26.0 | (7.8–86.7) | 27.5 | (7.9–95.7) | 0 | 0 | 0 | 0 | 0 | 1 | 3.9 | (0.5–28.9) | 3.6 | (0.5–28.0) | 1 | 1.8 | (0.2–13.2) | 1.7 | (0.2–12.8) |
> 36 | 13 | 9.0 | (5.0–16.1) | 6.2 | (3.5–11.2) | 19 | 8.7 | (5.4–14.1) | 5.4 | (3.3–8.9) | 12 | 3.7 | (2.1–6.7) | 2.2 | (1.2–4.0) | 27 | 4.0 | (2.7–6.0) | 2.4 | (1.6–3.7) |
missing | 140 | 2.9 | (2.3–3.7) | 4.2 | (3.3–5.3) | 63 | 0.8 | (0.6–1.1) | 1.2 | (0.9–1.5) | 82 | 0.7 | (0.6–1.0) | 1.1 | (0.9–1.4) | 120 | 0.5 | (0.4–0.6) | 0.8 | (0.6–0.9) |
Systolic Blood Pressure (mmHg) | ||||||||||||||||||||
≥ 90 | 170 | 1.0 | 1.0 | 235 | 1.0 | 1.0 | 343 | 1.0 | 1.0 | 728 | 1.0 | 1.0 | ||||||||
< 90 | 37 | 17.8 | (12.3–26.7) | 13.4 | (9.2–19.4) | 27 | 9.8 | (6.5–14.8) | 6.5 | (4.2–9.8) | 22 | 5.4 | (3.5–8.4) | 3.4 | (2.2–5.3) | 31 | 3.6 | (2.5–5.3) | 2.2 | (1.5–3.3) |
missing | 83 | 2.7 | (2.0–3.5) | 4.3 | (3.3–5.6) | 32 | 0.7 | (0.5–1.1) | 1.4 | (1.0–2.0) | 36 | 0.6 | (0.4–0.8) | 0.9 | (0.7–1.3) | 49 | 0.4 | (0.3–0.5) | 0.6 | (0.5–0.8) |
Heart rate (hr/min) | ||||||||||||||||||||
40–140 | 190 | 1.0 | 1.0 | 245 | 1.0 | 1.0 | 352 | 1.0 | 1.0 | 742 | 1.0 | 1.0 | ||||||||
< 40 | 8 | 16.7 | (8.0–34.8) | 14.0 | (6.6–29.8) | 6 | 10.0 | (4.3–23.0) | 7.9 | (3.3–19.0) | 1 | 1.1 | (0.2–7.9) | 0.8 | (0.1–5.7) | 1 | 0.5 | (0.1–3.7) | 0.4 | (0.0–2.6) |
> 140 | 9 | 6.2 | (3.1–12.2) | 5.7 | (2.9–11.4) | 6 | 3.2 | (1.4–7-4) | 3.2 | (1.4–7.3) | 8 | 3.0 | (1.5–6.2) | 2.8 | (1.4–5.8) | 16 | 2.9 | (1.8–4.9) | 2.8 | (1.6–4.7) |
missing | 83 | 2.4 | (1.9–3.1) | 3.9 | (3.0–5.1) | 37 | 0.8 | 0.6–1.2) | 1.6 | (1.1–2.2) | 40 | 0.6 | (0.5–0.9) | 1.0 | (0.8–1.) | 49 | 0.4 | (0.3–0.5) | 0.6 | (0.5–0.8) |
Glasgow Coma Score | ||||||||||||||||||||
14–15 | 68 | 1.0 | 1.0 | 150 | 1.0 | 1.0 | 231 | 1.0 | 1.0 | 559 | 1.0 | 1.0 | ||||||||
3–13 | 100 | 53.5 | (39.0–73.3) | 45.2 | (32.8–62.3) | 45 | 11.3 | (8.0–15.9) | 7.8 | (5.5–11.2) | 44 | 7.1 | (5.1–9.9) | 4.9 | (3.5–6.8) | 55 | 3.7 | (2.8–4.9) | 2.5 | (1.8–3.3) |
missing | 122 | 4.1 | (3.0–5.5) | 4.9 | (3.6–6.6) | 99 | 1.5 | (1.2–1.9) | 1.8 | (1.4–2.4) | 126 | 1.2 | (1.0–1.5) | 1.5 | (1.2–1.8) | 194 | 0.8 | (0.7–0.9) | 0.9 | (0.8–1.1) |
Temperature | ||||||||||||||||||||
35–39 | 108 | 1.0 | 1.0 | 191 | 1.0 | 1.0 | 279 | 1.0 | 1.0 | 641 | 1.0 | 1.0 | ||||||||
< 35 | 5 | 17.5 | (7.0–43.9) | 12.1 | (4.8–30.8) | 4 | 8.3 | (3.0–22.8) | 4.3 | (5.3–11.8) | 15 | 10.0 | (4.6–21.8) | 6.2 | (2.8–13.8) | 20 | 1.2 | (0.3–4.7) | 0.7 | (0.2–2.7) |
> 39 | 4 | 1.9 | (0.7–5.1) | 1.6 | (0.6–4.4) | 8 | 2.1 | (1.0–4.3) | 1.9 | (0.9–3.8) | 8 | 1.4 | (0.7–2.9) | 1.1 | (0.6–2.3) | 15 | 1.2 | (0.7–1.9) | 0.9 | (0.6–1.6) |
missing | 173 | 4.9 | (3.8–6.2) | 6.1 | (4.8–7.8) | 91 | 1.4 | (1.1–1.9) | 1.9 | (1.5–2.5) | 99 | 1.0 | (0.8–1.3) | 1.3 | (1.0–1.7) | 132 | 0.6 | (0.5–0.7) | 0.8 | (0.6–0.9) |