Extended Data Fig. 2: Age-dependent probabilities of live birth, and prenatal death from early losses, spontaneous abortion, and late losses.
From: An age-dependent ovulatory strategy explains the evolution of dizygotic twinning in humans
a-c, points from Supplementary Table 3; lines are best fitting curves from least squared regression. a, Early loss of pregnancy (variable r in Supplementary Table 1); b. Spontaneous abortion (variable s in Supplementary Table 1); c, Late loss of pregnancy (variable t in Supplementary Table 1); d, Live birth (line from average of results in Fig. 1f; variable u in Supplementary Table 1).
