Fig. 4: Crossovers detected in aneuploidies and triploidies.

a, Hotspot use of crossovers in pregnancy loss. The dashed lines are the sex-specific use of hotspots from a previous study8 (male is blue and female is red). The points are the mean values and vertical error bars are the 95% CIs based on a block jackknife procedure. There are 11 paternal triploidies, 16 maternal triploidies and 110 maternal trisomies with detected crossovers. b, Crossover locations in maternal triploidies. The crossover locations in paternal triploidies are shown in Extended Data Fig. 2. c, Crossover locations in trisomies. d, Chromosomes with or without a crossover in maternal trisomies.