Breath methane and large bowel cancer risk in contrasting African populations.

@article{Segal1988BreathMA,
  title={Breath methane and large bowel cancer risk in contrasting African populations.},
  author={Ilana Segal and Alexander R P Walker and Stephen R. Lord and John H. Cummings},
  journal={Gut},
  year={1988},
  volume={29 5},
  pages={608-13}
}
Breath methane has been measured in 1016 people from four populations resident in Southern Africa which experience widely different risks of bowel cancer and other colonic diseases. Highly significant differences in the proportion of subjects with detectable methane in breath were found; % producers--rural black 84, urban black 72, white 52, Indian 41 (chi 2 121 p less than 0.001 3 df). There was a slight preponderance of female producers over male (female producers 63%, males 57%) and an age… CONTINUE READING