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Table 3 Pain scores and reduction from baseline at 30, 60, and 120 min

From: Emergency physician-performed ultrasound-guided nerve blocks in proximal femoral fractures provide safe and effective pain relief: a prospective observational study in The Netherlands

  N (%) Pain score, median (IQR) Pain score ≤ 4 n (%) Pain reduction ≥ 33% n (%) Pain reduction CI p value
Baseline 64 (100) 8 (5–9) 6 (9.4%)   
t30 58 (90.6) 3 (2–5) 40 (69.0) 41 (70.7) 3.84 3.15–4.54 < 0.001
      50.9% 42.6–59.2 < 0.001
t60 30 (46.9) 2 (0–4) 25 (83.3) 24 (80.0) 4.77 3.73–5.80 < 0.001
      64.4% 52.1–76.8 < 0.001
t120 7 (10.9) 1 (0–1) 6 (85.7) 6 (85.7) 5.85 2.72–8.99 0.002
      79.5% 46.3–100.0 < 0.001
  1. Median pain scores at baseline, 30, 60, and 120 min. Pain scores of 4 or lower, pain reduction within subjects of at least 33%, overall pain reduction relative, and in numeric rating scale (NRS) points including 95% confidence interval (CI) and p value