Table 5. ANCOVA of the fecundity of maternal and paternal females with individual age as a covariate controlling for cohort age differences.
Maternal aunts | Paternal aunts | ||||||
N | Av. Fec.* | N | Av. Fec.* | df | F | P | |
Heterosexuals | 280 | 1.56 | 251 | 1.82 | 528 | 5.543 | .019 |
Homosexuals | 347 | 2.00 | 280 | 1.79 | 624 | 4.265 | .039 |
Maternal grandmothers | Paternal grandmothers | ||||||
N | Av. Fec. * | N | Av. Fec. * | df | F | p | |
Heterosexuals | 208 | 3.38 | 208 | 3.30 | 413 | .149 | .700 |
Homosexuals | 246 | 3.69 | 245 | 3.28 | 488 | 5.478 | .020 |
Average fecundity.