Participant Characteristics | Total Sample, n = 864 | KL ≥ 2 in at Least 1 Ankle, n = 56 | KL < 2 Both Ankles, n = 808 |
---|---|---|---|
Age, yrs, mean (SD) | 71.6 (7.6) | 72.6 (7.3) | 71.1 (7.6) |
BMI, kg/m2, mean (SD) | 30.8 (6.4) | 33.6 (6.69) | 30.6 (6.3) |
Women | 589/864 (68.2) | 38/56 (66.1) | 551/808 (68.2) |
African American | 289/864 (33.5) | 17/56 (30.4) | 272/808 (33.7) |
History of ankle injury | 97/854 (11.4) | 11/56 (19.6) | 86/798 (10.8) |
Right ankle injury | 51/854 (6.0) | 7/56 (12.5) | 44/798 (5.5) |
Left ankle injury | 33/854 (3.9) | 1/56 (1.8) | 32/798 (4.0) |
Bilateral ankle injury | 13/854 (1.5) | 3/56 (5.4) | 10/798 (1.3) |
Any ankle symptoms | 146/863 (16.9) | 19/56 (33.9) | 127/807 (15.7) |
Right ankle symptoms | 31/863 (3.6) | 2/56 (3.6) | 29/807 (3.6) |
Left ankle symptoms | 24/863 (2.8) | 6/56 (10.7) | 18/807 (2.2) |
Bilateral ankle symptoms | 91/863 (10.5) | 11/56 (19.6) | 80/807 (9.9) |
KL: Kellgren-Lawrence arthritis grading scale; BMI: body mass index.