New evidence of the influence of exogenous and endogenous factors on sperm count in man.

@article{Wong2003NewEO,
  title={New evidence of the influence of exogenous and endogenous factors on sperm count in man.},
  author={Wai Yee Peter Wong and Gerhard A. Zielhuis and Chris M. G. Thomas and Hans M W M Merkus and R{\'e}gine P M Steegers-Theunissen},
  journal={European journal of obstetrics, gynecology, and reproductive biology},
  year={2003},
  volume={110 1},
  pages={49-54}
}
OBJECTIVE To examine the association between individual exposures due to occupation, environment and lifestyle on sperm count, we conducted a case-control study among 92 fertile and 73 sub-fertile Caucasian males. STUDY DESIGN Data from questionnaires were analysed using simple univariate and multivariate logistic regression models. RESULTS At risk for oligozoospermia are men exposed to pesticides (odds ratio (OR) 8.4; 95% confidence interval (CI) 1.3-52.1), welding (OR 2.8; CI 0.9-8.7… CONTINUE READING
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