Labral degeneration (n=71) | |||||||||||||
Operative (n=27) | Non-operative (n=44) | ||||||||||||
n | Baseline mean | 2-year mean | Mean differ-ence | 95% CI | Within group p value* | n | Baseline mean | 2-year mean | Mean differ-ence | 95% CIs | Within group p value* | Between group p value† | |
Pain VAS‡ | 18 | 44.06 | 10.11 | −33.94 | −20.13 to −47.76 | <0.0001 | 28 | 43.91 | 33.75 | −10.16 | 4.73 to −25.05 | 0.1729 | 0.0027 |
PCS‡ | 14 | 44.54 | 51.09 | 6.55 | 11.30 to 1.79 | 0.0108 | 24 | 41.90 | 43.04 | 1.14 | 4.68 to −2.39 | 0.5096 | 0.0012 |
MCS§ | 14 | 51.24 | 55.06 | 3.82 | 9.81 to −2.18 | 0.2349 | 24 | 51.33 | 53.55 | 2.22 | 5.90 to −1.46 | 0.1394 | 0.5065 |
ASES‡ | 14 | 50.79 | 86.50 | 35.71 | 50.22 to 21.21 | 0.0001 | 25 | 61.84 | 74.56 | 12.72 | 22.25 to 3.19 | 0.0110 | 0.0523 |
WORC‡ | 18 | 1083.06 | 326.00 | −757.06 | −512.10 to −1002.10 | <0.0001 | 29 | 1008.14 | 702.55 | −305.59 | −63.00 to −548.20 | 0.0154 | 0.0102 |
SAT§ | 18 | 79.36 | 87.78 | 8.42 | 24.08 to −7.24 | 0.0798 | 21 | 77.40 | 85.90 | 8.50 | 20.14 to −3.14 | 0.0650 | 0.4425 |
SANE§ | 18 | 31.03 | 82.11 | 51.08 | 69.86 to 32.31 | 0.0002 | 28 | 33.38 | 59.79 | 26.41 | 39.56 to 13.26 | 0.0001 | 0.0186 |
*p values for mean difference from baseline to 2-year mean.
†p values for difference between 2-year operative mean and 2-year non-operative mean.
‡p values calculated using t-tests.
§p values calculated using Wilcoxon signed-rank tests.
ASES, American Shoulder and Elbow Surgeons; MCS, mental component summary; PCS, physical component summary; SANE, Single Assessment Numeric Evaluation; SAT, Scapular Assistance Test; VAS, Visual Analogue Scale; WORC, Western Ontario Rotator Cuff Index.