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Table 3 Primary and secondary outcomes

From: Learning process of ultrasound-guided Ilio-fascial compartment block on a simulator: a feasibility study

Level of expertise Medical students (n = 14) Emergency physicians (n = 11) p value
Number of attemptsa 2.5 [2.0–3.0] 2.0 [1.0–2.9] 0.140
Success at first attempt, number (%) 3 (21) 4 (37) 0.409
Length of procedureb, min 23.2 ± 6.2 15.3 ± 2.9 0.001
Stability of probeb, points 0.5 ± 1.7 1.5 ± 0.8 0.215
  1. aMedian [95% CI]
  2. bMeans ± SD