Table 2.
Prevalence of structural deformities in the civilian group, military veteran group, and all patients combined, reported as [n (%)], and the P-value for Fisher’s exact tests comparing the proportion of patients in the civilian and military veteran groups
| Structural deformity | Radiographic criteria (°) | Percentage (%) | P-value | ||
|---|---|---|---|---|---|
| Civilians | Veterans | Total | |||
| Cam FAI | AA ≥60 | 54.0 (20/37) | 47.6 (10/21) | 51.7 (30/58) | 0.786 |
| Pincer FAI | LCEA ≥40 | 14.3 (6/42) | 42.9 (9/21) | 23.8 (15/63) | 0.025* |
| Mixed FAI | AA ≥60 and LCEA ≥40 | 2.4 (1/42) | 28.6 (6/21) | 11.1 (7/63) | 0.004* |
FAI Femoroacetabular impingement, AA Alpha angle, LCEA Lateral center-edge angle of Wiberg; *Indicates statistically significant at the 0.05 level