Dose responses of maternal/fetal Hb and CO levels to increasing maternal exogenous CO exposure. A positive trend was observed with both maternal and fetal blood %COHb vs. CO concentration exposure (A). A positive trend was observed with both maternal and fetal Hb vs. CO concentration exposure (B).The slope of the line significantly deviated from zero in both cases, A and B (p < 0.05).
Venditti et al. BMC Pregnancy and Childbirth 2011 11:101 doi:10.1186/1471-2393-11-101