| 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) |
|
