Table 2 Comparison of adults, healthy newborns, and perinatal deaths for apolipoprotein E genotype: distribution of ApoE genotypes.

Cohort	2/2	3/3	4/4	2/3	2/4	3/4
Adults(n = 400)*	2 (0.5%)	233 (58.2%)	4 (1%)	51 (12.8%)	11 (2.7%)	99 (24.8%)
HN (n = 371)†	2 (0.5%)	199 (53.6%)	15 (4%)	44 (11.9%)	15 (4%)	96 (25.9%)
PD (n = 251)	5 (2%)	138 (54.9%)	3 (1.2%)	38 (15.1%)	16 (6.4%)	51 (20.3%)

*Cumming and Robertson, 1984¹⁵; †Becher et al (in press).¹⁶ HN, healthy newborns; PD, perinatal deaths.