Table 2.
Frequency of Previous Arthroscopy by Study Group
| Group 1 (TKA Performed in 2005-2006) | Group 2 (TKA Performed in 2018) | P Value∗ | |
|---|---|---|---|
| Any previous knee scope† | |||
| Yes | 57 (26.6%) | 67 (31.5%) | .27 |
| No | 157 (73.36%) | 146 (68.5%) | |
| Previous knee scope within 10 years of TKA† | .44 | ||
| Yes | 37 (17.3%) | 31 (14.6%) | |
| No | 177 (82.7%) | 182 (85.5%) |
TKA, total knee arthroplasty
∗
P values were derived from χ2 test.
†
Categories for the timing of previous knee arthroscopy are not mutually exclusive. Patients may have had a history of multiple knee arthroscopies.