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letter
. 2000 Jul;67(1):254–255. doi: 10.1086/302976

Table 1.

Characteristics of Women Carrying an FMR1 PIP or MIP and Their Noncarrier Relatives

Data for Premutation Carriers
Characteristic(Age Group) PIP(n = 32) MIP(n = 27) Data forNoncarriers(n = 50)
Mean age, years 39.18 ± 7.03 39.84 ± 12.89 39.20 ± 12.35
Mean age at menopause, years 36.50 ± 9.85 (n = 13) 34.67 ± 11.96 (n = 9) 50.67 ± 5.07 (n = 9)
POF (⩾40 years) 5/15 2/10 0/50
POF (<40 years) 4/17 3/17 0/50
POF (all ages) 9/32 5/27 0/50