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Table 5 Onset and progression of the motor block over the first 20 min

From: Onset and recovery of ultrasound guided out-of-plane versus in-plane interscalene block in arthroscopic shoulder surgery

VariableGroup I N = 30Group O N = 30P value
MuscleTimeScore 0Score 1Score 2Score 0Score 1Score 2
Shoulder1 min30003000-
2 min291027300.301
3 min1515051015< 0.001
4 min121803819< 0.001
5 min921001020< 0.001
10 min052500300.02
15 min022800300.150
 20 min00300030-
Arm1 min30003000-
2 min291028200.554
3 min25509912< 0.001
4 min2010021315< 0.001
5 min1614001416< 0.001
10 min282002280.031
15 min02280030< 0.150
20 min00300030-
Fingers1 min30003000-
2 min30003000-
3 min30003000-
4 min237022800.766
5 min2280201000.573
10 min2010031215< 0.001
15 min5101505250.01
 20 min052502280.228
  1. Data presented as number of patients
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