The Scientific World Journal / 2012 / Article / Tab 3 / Clinical Study
An Evaluation of the Responsiveness and Discriminant Validity of Shoulder Questionnaires among Patients Receiving Surgical Correction of Shoulder Instability Table 3 Discriminant validity of three common shoulder questionnaires.
WOSI Preoperative*
𝑃
value6-month postoperative* 24-month postoperative* Difference*
𝑃
valueRecurrence Yes 47.3 (17.2) 0.96 71.4 (27.1) 50.8 (6.0) −20.6 (21.0) 0.02 No 46.8 (17.2) 75.3 (17.7) 84.4 (17.0) 9.2 (16.6) Single subluxation Yes 79.8 (9.3) 0.73 76.3 (25.4) 65.7 (27.1) −10.5 (9.1) 0.02 No 80.1 (13.6) 74.8 (16.8) 85.4 (15.2) 10.6 (17.4) Any Reinjury Yes 44.6 (20.8) 0.86 74.9 (23.6) 61.5 (23.4) −13.4 (12.4) < 0.001 No 45.9 (17.6) 75.1 (16.6) 88.0 (12.1) 13.0 (15.0) ASES Preoperative*
𝑃
value6-month postoperative* 24-month postoperative* Difference*
𝑃
valueRecurrence Yes 84.5 (11.5) 0.75 88.0 (5.2) 88.2 (5.2) 0.2 (00) 0.63 No 82.7 (9.0) 88.2 (15.7) 92.5 (14.5) 4.3 (11.7) Single subluxation Yes 79.8 (9.3) 0.96 82.1 (30.7) 79.5 (32.0) −2.6 (1.8) 0.17 No 80.1 (13.6) 89.2 (11.6) 94.4 (7.7) 5.2 (12.3) Any reinjury Yes 81.6 (9.6) 0.73 83.8 (25.3) 82.0 (25.6) −1.8 (2.0) 0.14 No 79.8 (13.8) 89.2 (12.0) 94.8 (7.7) 5.6 (12.7) Constant Preoperative*
𝑃
value6-month postoperative* 24-month postoperative* Difference*
𝑃
valueRecurrence Yes 80.1 (18.7) 0.98 91.2 (0.28) 83.8 (18.0) −7.5 (17.7) 0.08 No 79.9 (12.8) 82.7 (17.2) 92.1 (13.4) 9.4 (12.4) Single subluxation Yes 71.9 (17.8) 0.41 74.8 (35.3) 75.7 (31.8) 1.9 (3.6) 0.31 No 78.3 (16.0) 84.8 (12.6) 94.0 (6.6) 9.2 (13.8) Any reinjury Yes 75.0 (17.3) 0.63 79.6 (28.8) 78.4 (26.3) −1.2 (9.7) 0.05 No 78.1 (16.0) 84.2 (13.0) 94.8 (4.8) 10.6 (12.9)