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Randomised trial, 2012

Do hysterectomy or hormonal IUDs reduce premenstrual symptoms in women with heavy periods?

Both treatments significantly reduced premenstrual symptoms by 6 months with similar effectiveness. However, the study involved women treated for heavy periods, not those specifically diagnosed with PMS.

Strong study design 236 women in Finland aged 35-49 with heavy periods

What they did

Randomized controlled trial across five Finnish university hospitals. 236 women aged 35-49 with heavy periods were randomly assigned to hysterectomy (n=117) or levonorgestrel-releasing IUD (n=119). Symptom assessments occurred at 6 months, 12 months, and 5 years after treatment.

What they found

Both groups showed significant symptom decreases by 6 months (p≤0.028). Breast tenderness decreased later in the IUD group, by 12 months (p=0.048). During follow-up, 42% of women assigned to the IUD had a hysterectomy. Results were similar whether analyzed by intention-to-treat or actual treatment received.

What it means for you

Both treatments help reduce symptoms in women being treated for heavy periods. The study does not tell us whether they work for people specifically diagnosed with PMS. Results are limited to Finland, older women (mean age 43), and women with heavy periods.

236

women studied

6 months

until symptom improvement seen

42%

of IUD group had hysterectomy during follow-up

About the study

Original title
The effect of hysterectomy or levonorgestrel-releasing intrauterine system on premenstrual symptoms in women treated for menorrhagia: secondary analysis of a randomized controlled trial
Authors
Leminen H, Heliövaara-Peippo S, Halmesmäki K et al.
Journal
Acta obstetricia et gynecologica Scandinavica
Year
2012
Study design
Randomised trial
Participants
119
What was tested
Hysterectomy versus levonorgestrel-releasing IUD
Open access
Yes

Topics