Table 2. Family resemblance of ocular dimensions and refractive error.

	Husband-wife regression coefficient	Child-parent regr. coefficient	Sib-sib intrapair correlation
Corneal radius	0.02	0.32	0.20
Axial length	0.05	0.38	0.25
Ant. chamber depth	−0.09	0.28	0.43
Refractive error	0.03	0.07	0.25
SE of estimates	0.10	0.08	0.07
Maximal genetic expectation	0.00	0.50	0.50
No. of pairs examined	108	159	160

All analyses based on age- and sex-independent deviation scores.