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Table 1 Demographic and clinicopathological characteristics of the 352 patients with thymic tumors

From: Occult pleural dissemination detected intraoperatively in patients with thymic tumors: a retrospective analysis

Characteristics Patients with PD Patients without PD P
Age 54.0 ± 8.8 52.9 ± 13.3 0.74
Gender    0.687
Male 5 195  
Female 2 150  
Myasthenia gravis    0.133 (fisher)
Yes 2 31  
No 5 314  
CEA    N/A
Positive 0 3  
Negative 7 312  
SCC antigen    0.031 (fisher)
Positive 2 13  
Negative 5 332  
CYFRA21-1    N/A
Positive 0 5  
Negative 7 340  
CA125    N/A
Positive 0 5  
Negative 7 340  
NSE    N/A
Positive 0 2  
Negative 7 343  
Neoadjuvant therapy    N/A
Yes 0 33  
No 7 312  
Clinical stage    N/A
Masaoka I/II 0 217  
Masaoka III 7 126  
Surgical approach    0.702
Sternotomy/thoracotomy 1 97  
VATS 6 248  
WHO histological type    0.244
A/AB/B1 1 148  
B2/B3 4 114  
Carcinoma 2 83  
  1. PD, pleural dissemination; CEA, carcinoembryonic antigen; CA125, carbohydrate antigen 125; CA199, carbohydrate antigen 199; NSE, neuron specific enolase; CYFRA21-1, cytokeratin 19 fragment 21–1; SCC, squamous cell carcinoma; N/A, not applicable