Table 5 Correlations of hTERT rs2736100 polymorphism with baseline characteristics of patients in the recurrence and non-recurrence groups
Characteristic | Non-recurrence group | Recurrence group | ||||
|---|---|---|---|---|---|---|
TT + TG (%) | GG (%) | P | TT + TG (%) | GG (%) | P | |
187 | 50 | 46 | 29 | |||
Tumor size | ||||||
 <20 mm | 127 (67.9) | 30 (60.0) | 0.293 | 31 (67.4) | 16 (55.2) | 0.287 |
 ≥20 mm | 60 (32.1) | 20 (40.0) |  | 15 (32.6) | 13 (44.8) | |
Multicentricity | ||||||
 Yes | 115 (61.5) | 28 (56.0) | 0.532 | 27 (58.7) | 9 (31.0) | 0.02 |
 No | 72 (38.5) | 14 (28.0) |  | 19 (41.3) | 20 (69.0) | |
Extrathyroidal invasion | ||||||
 Yes | 66 (35.3) | 22 (44.0) | 0.258 | 11 (23.9) | 22 (75.9) | <0.001 |
 No | 121 (64.7) | 28 (56.0) |  | 35 (76.1) | 7 (24.1) | |
Lymph node metastasis | ||||||
 Yes | 33 (17.6) | 11 (22.0) | 0.482 | 25 (54.3) | 23 (79.3) | 0.028 |
 No | 154 (82.4) | 39 (78.0) |  | 21 (45.7) | 6 (20.7) | |
Pathological type | ||||||
 Papillary thyroid carcinoma | 173 (92.5) | 47 (94.0) | 0.907 | 27 (58.7) | 10 (34.5) | 0.004 |
 Follicular thyroid carcinoma | 8 (4.3) | 2 (4.0) |  | 5 (10.9) | 2 (6.9) | |
 Medullary thyroid carcinoma | 4 (2.1) | 1 (2.0) |  | 8 (17.4) | 2 (6.9) | |
 Undifferentiated carcinoma | 2 (1.1) | 0 |  | 6 (13.0) | 15 (51.7) | |
Tumor stage | ||||||
 I + II | 156 (83.4) | 43 (86.0) | 0.659 | 21 (45.7) | 9 (31.0) |  |
 III + IV | 31 (16.6) | 7 (14.0) |  | 25 (54.3) | 20 (69.0) | 0.208 |