A case -control study on risk factors of malignant tumors in Tongxiang city / 预防医学

ABSTRACT

Objective To exam the influence of psychological factors,occupational factors and dietary habits on malignant tumors.Methods A total of 2 471 patients with malignant tumor were selected from 2010 to 2012 and 1 to 1 matching method was used controlling sex and age distribution in the case and control groups.Data collected by interviewing was analyzed by univariate and multivariate conditional logistic regression.Results 12 related factors including 6 psychological factors were found in relation to malignant tumor after univariate logistic regression analysis.The multivariate logistic regression analysis showed that harmful occupational history (OR =1.731,95%CI1.337 ~2.242),often having fried food (OR =1.889,95%CI1.398 ~2.551),heavy salty diet(OR =1.457,95%CI1.169 ~1.818),psychological problems (OR =1.274,95%CI1.003 ~1.617),poor marital life (OR =2.007,95%CI1.111 ~3.623)and lack of self -regulation (OR =1.460,95%CI1.189 ~1.793 )were the risk factors.Conclusion Malignant tumor was related to a variety of exposure factors and psychological factor has become an important risk factor for malignant tumor in Tongxiang city.