Table 3 Measurements of hand bone length in nine mutation carriers, given by standard deviations (SD) from normal⁶ in 19 hand bones.

ID	Sex	Age	Mc1	Mc2	Mc3	Mc4	Mc5	Pp1	Pp2	Pp3	Pp4
VI:8	M	76	−1.93	−1.24	−0.79	−1.17	−1.33	−2.63*	−2.59*	−1.35	−1.09
VI:10	M	76	−0.90	−1.5	−1.32	−0.60	−0.67	−3.16*	−1.23	0.19	0.22
VI:12	M	67	−2.97*	−1.24	−1.32	−1.46	−1.67	−1.58	−1.23	−0.58	−0.65
VI:15	M	65	−1.59	−0.18	0.26	−0.03	−0.33	0.53	0.14	0.19	−0.22
VII:11	M	57	−1.24	−0.97	0.53	−0.31	−0.33	−1.05	−0.32	−0.19	−0.22
VII:19	M	30	−1.93	−1.5	−1.32	−0.89	−1.67	−1.58	−0.77	−0.19	−0.65
VII:22	F	35	−1.62	−0.67	−0.65	−0.57	−0.53	−1.7	−1.30	−0.87	−0.75
VII:23	F	35	0.69	0.02	−0.65	−0.86	−0.25	−0.7	−1.30	−1.30	−0.75
VIII:5	F	12	0.8	−0.27	−0.50	−0.22	0.10	−1.33	−0.38	0.01	−0.31

	Pp5	Mp2	Mp3	Mp4	Mp5	Dp1	Dp2	Dp3	Dp4	Dp5
VI:8	−1.15	Miss*	−5.06*	−4.125*	−8.5*	−1.57	0.86	nm	−1.25	1.00
VI:10	−0.15	−5.06*	−1.72	−0.38	−1.00	−0.86	0.14	−0.08	0.42	1.00
VI:12	−0.65	−2.56*	−1.17	−0.38	−1.00	−0.14	0.14	−0.08	0.42	−0.54
VI:15	−0.15	−0.69	−0.61	0.88	0.25	−0.14	0.20	nm	1.25	0.23
VII:11	−0.65	Miss*	−3.39*	−2.25*	−5.38*	−1.57	2.29*	−0.08	0.42	0.23
VII:19	−0.65	−2.56*	−2.83*	−1.00	−1.00	−2.29*	−1.29	−1.75	−1.25	−1.31
VII:22	−1.32	−3.25*	−1.71	−0.82	−1.59	−1.31	−0.46	−1.31	−0.77	−1.83
VII:23	−0.79	−1.38	−1.12	−1.41	−0.41	−0.69	−0.46	−0.54	−0.77	−0.17
VIII:5	−0.23	−3.05*	−0.63	0.17	−1.29	−0.53	−0.13	0.29	−0.07	0.00

Dp, distal phalanx; Mc, Metacarpal; Mp, mesophalanx; Pp, proximal phalanx; nm, not measurable.

*Left hands, >2 SD.