Table 2 Demographic information

Age^†

31.9 ± 7.6

34.3 ± 9.2

30.6 ± 6.7

0.36

Sex

0.51

 Male

14 (82.4%)

6 (100.0%)

8 (72.7%)

 Female

3 (17.7%)

0 (0.0%)

3 (27.3%)

BMI^† (kg/m²)

27.9 ± 7.2

30.5 ± 11.5

26.5 ± 3.3

1.00

Race

0.003*

 White or Caucasian

11 (64.7%)

1 (16.7%)

10 (90.9%)

 Black or African-American

2 (11.8%)

1 (16.7%)

1 (9.1%)

 Asian and/or Pacific Islander

3 (17.7%)

3 (50.0%)

0 (0.0%)

 Other

1 (5.9%)

1 (16.7%)

0 (0.0%)

Smoking history

1.00

 Never smoker

10 (58.8%)

3 (50.0%)

7 (63.6%)

 Former smoker

2 (11.8%)

1 (16.7%)

1 (9.1%)

 Current smoker

5 (29.4%)

2 (33.3%)

3 (27.3%)

ASA physical status classification

0.55

 1

10 (58.8%)

3 (50.0%)

7 (63.6%)

 2

6 (35.3%)

2 (33.3%)

4 (36.4%)

 3

1 (5.8%)

1 (16.7%)

0 (0.0%)

Laterality of index knee

0.64

 Left

7 (41.2%)

3 (50.0%)

4 (36.4%)

 Right

10 (58.8%)

3 (50.0%)

7 (63.6%)

KL grade of knee osteoarthritis

0.81

 0

7 (41.2%)

3 (50.0%)

4 (36.4%)

 1

2 (11.8%)

0 (0.0%)

2 (18.2%)

 2

8 (47.1%)

3 (50.0%)

5 (45.5%)

Prior non-ACLR index knee surgery

13 (76.5%)

4 (66.7%)

9 (81.8%)

0.58

Medial APM

13 (76.5%)

4 (66.7%)

9 (81.8%)

0.58

Lateral APM

4 (23.5%)

2 (33.3%)

2 (18.2%)

0.58

ACL debridement

4 (23.5%)

2 (33.3%)

2 (18.2%)

0.58

Shaving chondroplasty

4 (23.5%)

2 (33.3%)

2 (18.2%)

0.58

Follow-up time (months)^†

56.8 ± 31.1

44.2 ± 26.6

63.7 ± 32.4

0.29