Table 5

Sex ratios reported for the offspring of TCDD exposed populations

Comparison groupTCDD exposed group
Children (n)Sex ratioPaternal TCDD at the time of conception of the TCDD exposed groupChildren (n)Sex ratio
US, Ranch Hand33460.51≥10 pg/g5570.51
Italy, Seveso42710.56>15 pg/g4030.44
US, NIOSH62920.51≥20 pg/g2520.56
Russia, Ufa7Ufa city0.51Not reported1880.38
New Zealand (this study)1860.60≥20 pg/g1180.47
  • NIOSH, National Institute for Occupational Safety and Health; TCDD, 2,3,7,8-tetrachlorodibenzo-p-dioxin.