Table 2.
Posterior Tibial Slope According to Sex and Ethnicitya
| Overall | Sex | Ethnicity | |||||
|---|---|---|---|---|---|---|---|
| Female | Male | P Value | White | Asian | P Value | ||
| GPPTA | 6.3 (–5.5 to 14.7) | 6.0 (5.8 to 6.3) | 6.5 (6.2 to 6.8) | .0332 | 5.4 (5.2 to 5.6) | 7.3 (7.0 to 7.6) | <.0001 |
| MPPTA | 6.2 (–4.1 to 17.2) | 6.3 (6.0 to 6.7) | 6.0 (5.6 to 6.4) | .27 | 4.8 (4.5 to 5.1) | 8.0 (7.6 to 8.4) | .0001 |
| LPPTA | 5.3 (–4.7 to 16.2) | 4.8 (4.5 to 5.1) | 5.8 (5.4 to 6.1) | <.0001 | 5.1 (4.8 to 5.4) | 5.4 (5.0 to 5.7) | .2 |
aValues are reported as mean (range) in degrees. Bolded P values indicate a statistically significant difference. GPPTA, global posterior plateau tibial angle; LPPTA, lateral posterior plateau tibial angle; MPPTA, medial posterior plateau tibial angle.