Treatment protocol | Patients with missing pain scores | Patients with complete pain scores | ||
---|---|---|---|---|
Standard (2 μg/kg) (n = 714) | Liberal (3 μg/kg) (n = 598) | Standard (2 μg/kg) (n = 1884) | Liberal (3 μg/kg) (n = 2088) | |
Age, years (95% CI) | 59.5 (57.7–61.2) | 60.7 (58.7–62.7) | 55.1 (54.1–56.1) | 55.8 (54.8–56.7) |
Male sex, % (95% CI) | 43.7 (40.0–47.4) | 45.8 (41.7–49.9) | 46.0 (43.7–48.3) | 48.8 (46.6–50.9) |
CCI score, % (95% CI) | ||||
 0 | 55.2 (51.4–58.9) | 52.0 (47.9–56.1) | 61.4 (59.1–63.6) | 58.4 (56.2–60.5) |
 1 | 17.6 (14.9–20.6) | 16.7 (13.8–20.0) | 13.9 (12.3–15.5) | 14.6 (13.1–16.1) |
 2 | 9.4 (7.3–11.8) | 11.4 (8.9–14.2) | 10.2 (8.9–11.7) | 10.7 (9.5–12.2) |
 3+ | 17.8 (15.0–20.8) | 19.9 (16.8–23.3) | 14.5 (13.0–16.2) | 16.3 (14.8–18.0) |
Time in ambulance (minutes), median (IQR): | 44 (32–59) | 48 (36–61) | 47 (35–62) | 47 (36–61) |
Cum. dose (μg) fentanyl, mean (95% CI) | 96.7 (92.3–101.0) | 99.3 (94.6–104.0) | 117.9 (114.9–120.9) | 122.9 (119.9–125.9) |
Initial NRS scorea (mean, 95% CI): | 6.52 (6.24–6.79) | 6.21 (5.91–6.51) | 7.59 (7.50–7.67) | 7.45 (7.36–7.54) |