Odour intensity | H2S | MES | DMS | Total sulphur- containing gases |
Judge 1 | r = 0.644 | r = 0.248 | r= 0.333 | r = 0.628 |
p < 0.001 | p = 0.071 | p = 0.014 | p < 0.001 | |
Judge 2 | r = 0.437 | r= 0.304 | r = 0.227 | r = 0.444 |
p = 0.001 | p = 0.026 | p = 0.099 | p = 0.001 |
Data were analysed using the Pearson correlation coefficient. N=54 flatus passages.
Odour intensity was rated on a linear scale ranging from 0 (no odour) to 8 (very offensive).
MES, methanethiol; DMS, dimethyl sulphide.