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. 2021 Jan 21;9(1):2325967120975101. doi: 10.1177/2325967120975101

TABLE 4.

Clinical Signs of Patients in the Preoperative and Late Postoperative Assessmentsa

Preoperative Late Postoperative P Valueb
Apprehension test <.001
 Normal 1 (3.2) 31 (100)
 Mild 6 (14.9) 0
 Severe 24 (77.4) 0
J-sign <.001
 Normal 0 0
 Mild 2 (6.5) 30 (96.8)
 Severe 29 (93.5) 1 (3.2)
Anterior knee pain <.001
 Absent 2 (6.5) 22 (71.0)
 Mild 10 (32.2) 8 (25.8)
 Severe 20 (64.5) 1 (3.2)

aData are reported as n (%). Bolded P values indicate statistically significant between-group difference (P < .05).

bFisher exact test.