Retrospective study on risk habits among oral cancer patients in karnataka cancer therapy and research institute, hubli, India

D. S. Aruna, K. V.V. Prasad, Girish R. Shavi, Jitendra Ariga, G. Rajesh, Madhusudan Krishna

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50 Citations (Scopus)


Background: Retrospective studies on oral cancer patient profiles related to risk habits could provide etiologic clues for prevention in specific geographic areas. Objective: To study risk habit characteristics of oral cancer patients. Methods: A cross sectional retrospective case record study of oral cancer patients who reported during 1991-2000 to Karnataka Cancer Therapy and Research Institute, Hubli, India was conducted. Data on socio-demography, histopathology, site of cancer and risk habit profiles of the patients were recorded in a predesigned Performa by one calibrated examiner with internal validity checks. Results: The 1,472 oral cancer patients constituted 11% of total cancer patients. Mean age of the patients was 55 years, ranging from 12-88, with a male: female ratio of 2:1. 1,110 (75%) oral cancer patients had risk habits, 55% were habituated for >10years and 25% were habit free. 751(51%) patients had individual and 359(24%) had combined risk habits. Majority 59% were chewers of betel quid alone (17%) / betel quid with tobacco (42%); smokers were (31%) and alcohol users were (14%) of patients. Chewers of gutkha, khaini were more in <40 years and betel quid in >40 years. Risk habituates were highest (87%) in patients with cancer of buccal mucosa, commonly affected site attributed to chewing habit in (51%) of patients. Conclusions: The prevalence of oral cancer was higher among elderly males predominantly with risk habits of betel quid/tobacco chewing and smoking for more than 10 years.

Original languageEnglish
Pages (from-to)1561-1566
Number of pages6
JournalAsian Pacific Journal of Cancer Prevention
Issue number6
Publication statusPublished - 01-01-2011

All Science Journal Classification (ASJC) codes

  • Epidemiology
  • Oncology
  • Public Health, Environmental and Occupational Health
  • Cancer Research


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