Table 2 Genotype frequencies (proportions) by age support perinatal lethality
genotypeE12.5E14.5E16.5E18.5P0P1
+/+27 (0.20)25 (0.21)17 (0.22)35 (0.26)59 (0.29)22 (0.30)
n/+76 (0.55)62 (0.53)40 (0.51)77 (0.57)108 (0.54)49 (0.67)
n/n34 (0.25)31 (0.26)21 (0.27)23 (0.17)33 (0.16)2 (0.027)
total1371187813520073
Chi-sq P for frequency n/n0.960.750.690.0320.0051.2e-05
Fisher’s exact P for comparison to previous day0.8910.110.760.0017