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Table 2 Patient characteristics in two-staged and upfront lobectomy groups

From: Limited resection and two-staged lobectomy for non-small cell lung cancer with ground-glass opacity

Characteristics Two-staged lobectomy group (n = 11) Upfront lobectomy group (n = 67) p value
Age (y.o.)    
 Median value (range) 67 (45–75) 66 (31–86) 0.446
Sex    
 Male 5 (45.5%) 30 (44.8%) >0.999
 Female 6 (54.5%) 37 (55.2%)  
CEA (ng/ml)    
 Median value (range) 2.4 (1.4-18.8) 2.7 (5.0-95.0) 0.807
Location    
 Right upper lobe 6 (54.5%) 29 (43.3%) 0.524
 Right middle lobe 1 (9.1%) 7 (10.4%)  
 Right lower lobe 0 (0%) 13 (19.4%)  
 Left upper lobe 2 (18.2%) 12 (17.9%)  
 Left lower lobe 2 (18.2%) 6 (9.0%)  
Tumor size on CT (mm)    
 Median value (range) 13 (9–20) 20 (7–30) 0.002
Tumor size on specimen (mm)    
 Median value (range) 15 (8–20) 18 (6–63) 0.014
TNM classification    
 T1a / T1b / T2a / T2b / T3 11 / 0 / 0 / 0 / 0 35 / 18 / 8 / 1 / 5 0.063
 N0 / N1 / N2 11 / 0 / 0 60 / 3 / 4 0.532
 Stage IA / IB / IIA / IIB / IIIA 11 / 0 / 0 / 0 / 0 47 / 8 / 4 / 4 / 4 0.353