Epidemiology and risk factors of retinoblastoma in Chongqing area
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Hong-Feng Yuan. Department of Ophthalmology, Institute of Surgery Research, Daping Hospital, Third Military Medical University, Chongqing 400042, China. yhf871@sina.cn

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    Abstract:

    AIM: To investigate the risk factors of retinoblastoma in Chongqing and offer the bases for scientific measures. METHODS: One hundred and thirty-three retinoblastoma patients were taken as case group, and 133 children were taken as control group in 1:1 ratio. The relevant factors were collected from a questionnaire survey which was made by our research group. First, Chi-square and t-test were used to discuss the various factors, and then the logistic regression analysis was made by statistics software SPSS17.0 based on the result of 266 people. RESULTS: Single factor analysis results showed the differences between the two groups were statistically significant (P<0.05) in 17 factors which were education level of their parents, occupation of their parents, exposure to harmful chemicals of their parents 6mo before pregnancy, the history of pelvic inflammatory disease of mother before pregnancy, childbearing history of their parents, pregnant age of their parents, the medication history of father 6 mo before pregnancy, living place of their parents, the pollution living place of mother, hobbies of their parents. Multivariate analysis showed that the living place of parents, mother who feed pets before pregnancy, and exposure to harmful chemicals of father before pregnancy were the independent risk factors of retinoblastoma (P<0.05). CONCLUSION: The living place of parents, mother who feed pets before pregnancy, exposure to harmful chemicals of father before pregnancy were the risk factors of retinoblastoma which affects the occurrence of retinoblastoma in a certain extent.

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Yu-Qiong Yang, Jia Li, Hong-Feng Yuan. Epidemiology and risk factors of retinoblastoma in Chongqing area. Int J Ophthalmol, 2016,9(7):984-988

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History
  • Received:July 04,2015
  • Revised:October 22,2015
  • Adopted:
  • Online: July 12,2016
  • Published: