Klin Onkol 2005; 18(2): 69-71.
Summary:
Backgrounds: Smoking is accepted as a main risk factor for lung cancer. It has different importance in individual histological types. This study analyses smoking in relation to different histological types of lung cancer cases from the Šumperk district.
Design and Subject: A case-control study has been used for analysis of smoking in relation to histological types of 451 lung cancer cases and 37.769 controls.
Methods and Results: Odds ratio has been used to compare the relationship between smoking and histological types of lung cancer both in men and women. Odds ratio 17,9 and 18,6 was found for squamous and small cell types whiles treached 7,4 and 9,4 for adenocarcinoma and large cell types.
Conclusion: This study confirms that smoking represents a more pronounced risk factor for squamous and small cell carcinoma than for adenocarcinoma and large cell type of lung cancer.
