Table 3

Frequency of bleeding symptoms: Comparison of diagnosed women with uterine fibroids and women without a diagnosis of uterine fibroids

Women

    with
a diagnosis of uterine fibroids

Women

    without
a diagnosis of uterine fibroids

p-value*


Total N

1,533

20,213


% of women with symptom


Heavy menstrual bleeding

59.8%

37.4%

p < 0.001


Prolonged duration of menstrual bleeding

37.3%

15.6%

p < 0.001


Bleeding between periods

33.3%

13.5%

p < 0.001


Frequent periods (i.e. periods occur more often than just every 24 days)

28.4%

15.2%

p < 0.001


Irregular/unpredictable periods

36.3%

23.9%

p < 0.001


Light menstrual bleeding

10.9%

18.7%

p < 0.001


Absent periods

13.9%

11.8%

0.015


Infrequent periods (i.e. periods occur less often than every 38 days)

16.7%

14.8%

0.048


Shortened duration of menstrual bleeding

13.1%

15.5%

0.012


2-test applied

Zimmermann et al. BMC Women's Health 2012 12:6   doi:10.1186/1472-6874-12-6

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