Table 2.
Results of HPV DNA testing on lung cancer and adjacent normal lung tissue specimens and characteristics of smoking habit in 100 lung cancer patients, by tumor histology
| Histology |
No. HPV-positive / total |
Never-smokers, no. |
Ever-smokers |
|||
|---|---|---|---|---|---|---|
| Cancer tissuea | Normal tissue | No. | Smoking habit, years, median (range) | Cigarettes/day, median (range) | ||
| Adenocarcinoma |
0 / 67 |
0 / 72 |
15 |
57 |
40 (15–71) |
20 (5–70) |
| Squamous cell carcinoma |
0 / 20 |
0 / 20 |
3 |
17 |
45 (20–70) |
20 (3–45) |
| Other | 0 / 8 | 0 / 8 | 1 | 7 | 40 (35–60) | 20 (10–40) |
a Results from 95 tumoral specimens available for testing.