Table 1.
Demographic characteristics
| Characteristics | Revision Cases | Primary Cases | p value |
|---|---|---|---|
| Group 1 (n = 29) | Group 2 (n = 30) | ||
| Age, years | 39.10 ± 12.55 | 40.16 ± 15.31 | 0.958 |
| Distribution by sex | 0.283 | ||
| Male | 7 | 10 | |
| Female | 23 | 20 | |
| Tumor characteristics | |||
| T1 | 4 (13.7%) | 14 (46.6%) | 0.114 |
| T2 | 7 (24.1%) | 7 (23.3%) | |
| T3 | 12 (41.3%) | 7 (23.3%) | |
| T4 | 1 (3.3%) | ||
| N0 | 5 (17.2%) | 5 (16.6%) | 0.728 |
| N1 | 17 (58.6%) | 24 (80.0%) | |
| Nx | 3 (10.3%) | ||
| M0 | 5 (17.2%) | 4 (13.3%) | 0.458 |
| Mx | 11 (37.9%) | 17 (56.6%) | |
| # Hypocalcemia cases (latest) | 7 (24.1%) | 7 (23.3%) | 1 |
| Preoperative blood parameters | |||
| Ca level (units) | 2.23 ± 0.17 | 2.31 ± 0.18 | 0.297 |
| Phosphate (units) | 1.29 ± 0.29 | 1.53 ± 0.29 | 0.177 |
Data are presented as mean ± standard deviation or n (%)