TABLE III.

Range of Repeat Change in Unstable Transmissions Excluding Full Mutation Expansions

Maternal repeat size	No. AGGs	No. unstable/total transmissions	Range of repeat change	Median repeat change
45–49	0	4/5	1–5	1.5
	1	6/30	1–2	1
	2	2/43	1–2	1.5
50–54	0	7/7	1–31	5
	1	10/38a	1–20	2
	2	3/34	1–4	3
55–59	0	21/22b	1–55	10
	1	37/72c	1–5	2
	2	2/40	1	1
60–64	0	32/33b	4–93	16
	1	21/25	1–7	4
	2	15/27a	1–24	2
65–69	0	27/27a,b	1–60	19
	1	12/15	2–18	6
	2	9/15	1–4	2

^aIncluding two contractions.

^bExcluding full mutations.

^cIncluding one contraction.