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Table 5 Results of isometric muscle strength concerning each group

From: Effectiveness of measuring tension during arthroscopic rotator cuff repair

  Healed group (n = 111) Failed group (n = 7) P-value
Pre AbdS, N 33.1 ± 17.7 36.9 ± 21.7 0.405
Post AbdS, N 68.7 ± 26.6 38.6 ± 35.5 0.025†
p value  < 0.001* 0.872  
Pre ERS, N 43.0 ± 18.2 37.1 ± 21.5 0.547
Post ERS, N 65.9 ± 22.5 54.1 ± 32.4 0.144
p value  < 0.001* 0.127  
Pre IRS, N 77.8 ± 31.1 71.0 ± 44.4 0.392
Post IRS, N 113.5 ± 37.1 91.1 ± 44.1 0.158
p value  < 0.001* 0.090  
  1. Abds abduction strength, ERS external rotation strength, IRS internal rotation strength
  2. *Statistically significant between the pre- and post-operative values (p < 0.05)
  3. Statistically significant between the healed and failed groups ( p < 0.05)