Skip to main content

Table 1 Demographic and Clinicopathological Characteristics of Patients With PTC

From: Using a nomogram based on preoperative serum fibrinogen levels to predict recurrence of papillary thyroid carcinoma

  Training set Testing set P Value
  Patients Patients
Factor No. % No. %  
All patients 414 100 609 100  
Age (years)      0.639
  ≤45 242 58.5 347 57.0  
  >45 172 41.5 262 43.0  
Age (years)      0.079
  ≤55 357 86.2 500 84.0  
  >55 57 13.8 109 16.0  
Gender      0.196
  Female 305 73.7 426 82.1  
  Male 109 26.3 183 17.9  
Postoperative RAI      0.655
  Yes 228 55.1 344 56.5  
  No 186 44.9 265 43.5  
Race      0.971
  Han 403 97.3 593 97.4  
  Tibetan 3 0.7 6 1.0  
  Other† 8 1.9 10 1.6  
Smoking      0.603
 Never 352 84.5 508 83.4  
 Quit 17 4.1 23 3.8  
 Ongoing 45 10.9 78 12.8  
Alcohol use      0.027
 Never 358 86.0 490 80.5  
 Quit 3 0.7 14 2.3  
 Ongoing 53 12.8 105 17.2
BRAF mutation      0.030
 Positive 51 12.3 128 21.0  
 Negative 77 18.6 88 14.4  
 Unknown 286 68.6 393 64.5
T classification      0.016
  T1 160 38.6 197 32.3  
  T2 11 2.7 13 2.1  
  T3 188 45.4 294 48.3  
  T4 55 13.3 105 17.2  
N classification      0.605
  N0 196 47.3 293 48.1  
  N1a 156 37.7 197 32.3  
  N1b 62 15.0 119 19.5  
Distant metastasis      0.361
  No 410 99.0 599 98.4  
  Yes 4 1.0 10 1.6  
PTC number      0.135
  Single 355 85.7 536 88.0  
  Multiple 59 14.3 73 12.0  
Bilateral lobe PTC      0.010
  Yes 47 11.4 41 6.7  
  No 367 88.6 568 93.3