Functional hypothalamic amenorrhoea characteristics.
The mean age of 100 women with FHA was 27.7 ± 6.25; 14 of those had
suspected concomitant PCOS. The average duration of menstrual
disturbance in 80 patients was 2.98 ± 3.24 years. Exercise history was
recorded in 81 women with FHA; 76 (94%) exercised regularly. There was
a history of eating disorder in 52.5% of those with available ED data.
Of those reporting no history of ED, 9 reported dietary restrictions,
with 4 practicing veganism and 1 case each of lactose intolerance, low
FODMAP diet, gluten-free diet, intermittent fasting and pescatarianism.
Psychological stress was reported by the majority 59/65 (91%) of women
with FHA. Occupation data was available for 60 women with FHA; when
categorised according to the ISCO-08 structure, the majority had high
ranking occupations. Further details about the characteristics of women
with FHA are summarised in supporting table S1.