Increase in incidence of oral cancers associated with tobacco and smokeless tobacco products in South Asian countries, especially in Pakistan, is creating an alarming situation Objectives: Study investigated the association of tobacco, smokeless tobacco and alcohol with oral cancer
Methods: A case control design was used.118 cases of oral cancer were selected from hospital, matched with 354 controls during April to June 2015. Case to control ratio was 1: 3 Conclusion: Our study thus proved strong association between these predisposing factors and the development of oral cancer and the strength of association found to be stronger than in other studies