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Table 1 Demographic data

From: Bilateral single-staged arthroscopic rotator cuff repair is comparable to staged procedures: a retrospective follow up study of 2 years

  Single-stage Staged P value
Male/female 11/13 12/15 0.842
Age (year) 53.8 (39–62; ±5.3) 52.2 (37–62: ±6.5) 0.353
BMI (kg/m2) 22.1 (18.7–25.4; ±2.8) 22.6 (18.2–26.1: ±2.6) 0.501
Diabetes 3 5 0.838
Smoking history 4 7 0.422
Symptom duration at presentation (month) 6.8 (3–18; ±3.5) 7.6 (5–18; ±3.1) 0.441
Night pain 19 21 0.574
Tear size: small/medium/large 12/31/5 10/38/6 0.729
Isolated supraspinatus 36 39 0.751
supraspinatus + subscapularis 7 8 0.974
supraspinatus + Infraspinatus 5 7 0.690
Atrophy(supraspinatus) 1.60 ± 0.32 1.54 ± 0.31 0.486
Fatty degeneration(supraspinatus) 0.83 ± 0.64 0.87 ± 0.53 0.822