Vasectomy and risk of prostate cancer: population based matched cohort study

@inproceedings{Nayan2016VasectomyAR,
  title={Vasectomy and risk of prostate cancer: population based matched cohort study},
  author={Madhur Nayan and Robert J Hamilton and Erin M Macdonald and Qing Jie Li and Muhammad M Mamdani and Craig C. Earle and Girish S. Kulkarni and Keith A Jarvi and David N Juurlink},
  booktitle={BMJ},
  year={2016}
}
OBJECTIVE  To determine the association between vasectomy and prostate cancer, adjusting for measures of health seeking behaviour. DESIGN  Population based matched cohort study. SETTING  Multiple validated healthcare databases in Ontario, Canada, 1994-2012. PARTICIPANTS  326 607 men aged 20 to 65 who had undergone vasectomy were identified through physician billing codes and matched 1:1 on age (within two years), year of cohort entry, comorbidity score, and geographical region to men who… CONTINUE READING
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