Variable No of patients (%) No of Controls (%)
Total No. 100 100
Gender
Males 80(80.0) 80(80.0)
Females 20(20.0) 20(20.0)
Age at diagnosis ( Years )
≤45Y 14(14.0) 14(14.0)
>45Y 86(86.0) 86(86.0)
Mean ± SD(range in years) 57.10 ± 11.6 (range, 30-85 Years) 56.19 ±10.9 (range, 32-80 Years).
Smoking Status
Non Smoker 30(30.0) 30(30.0)
Smoker 70(70.0) 70(70.0)
Current Smoker 28(28.0) 28(28.0)
Ex. Smoker 42(42.0) 42(42.0)
Smoking Level (Pack Year)
Mild (≤10) 07(10.0) 07(10.0)
Moderate (≤ 40) 33(47.1) 33(47.1)
Heavy (>40) 30(42.9) 30(42.9)
Histological type.
ADC 50(50.0)  
SCC 50(50.0)  
Grade (ADC)
Well Differentiated 11(22.0)  
Moderately  Differentiated 12(24.0)  
Poorly Differentiated 27(54.0)  
Grade (SCC)
Well Differentiated 28(56.0)  
Moderately  Differentiated 14(28.0)  
Poorly Differentiated 8(16.0)  
TNM Stage    
Early stage ( I and II) 35(35.0)  
Advanced Stage ( III and IV ) 65(65.0)  
Distant Metastasis    
Positive 28(28.0)  
Negative 72(72.0)  
Family History of any cancer
Significant 18(18.0)  
Non Significant 82(82.0)  
Table 1: Demographic characteristics of NSCLC patients and healthy controls.