Table 3. Univariate analysis of categorical variables.
| Variables | No. | CDI | p |
|---|---|---|---|
| RT | |||
| RT (−) | 34 | 0.9805±0.0200 | 0.012* (t-test) |
| RT (+) | 23 | 0.9656±0.0231 | |
| CT | |||
| CT (−) | 37 | 0.9751±0.0216 | 0.775 (t-test) |
| CT (+) | 20 | 0.9734±0.0242 | |
| Plane | |||
| Prepectoral | 42 | 0.9758±0.0230 | 0.481 (t-test) |
| Subpectoral | 15 | 0.9710±0.0209 | |
| Capsular contracture (Baker grade) | |||
| − (I) | 35 | 0.9810±0.0178 | 0.009* (MW test) |
| + (II and III) | 22 | 0.9641±0.0253 | |
*, statistically significant (P<0.05). CDI, chest wall deformity index; RT, radiotherapy; CT, chemotherapy; MW test, Mann-Whitney test.