Table 1.

Baseline clinical characteristics and demographic data of the study participants

Parameter	MPFF group (n = 42)		Control group (n = 41)		Total (N = 83)
	Mean ± SD	Range	Mean ± SD	Range	Mean ± SD	Range
Age (years)	34.7 ± 4.9	21–45	35.8 ± 5.9	19–55	34.4 ± 5.0	19–55
Body mass index (kg/m2)	22.3 ± 2.6	16.9–33.0	23.2 ± 3.1	17.4–32.5	22.7 ± 2.9	16.9–33.0
Age of disease onset (years)	29.3 ± 5.2	16–41	30.0 ± 6.5	16–46	29.8 ± 5.9	16–46
Duration of disease (years)	5.3 ± 3.7	0.5–20	6.0 ± 4.7	0.5–23	5.4 ± 4.1	0.5–23
Risk factors	1.7 ± 0.9	0–5	1.5 ± 0.8	0–4	1.6 ± 0.9	0–5
Age at menarche (years)	13.1 ± 1.0	9–17	13.4 ± 1.3	11–18	13.3 ± 1.2	9–18
Duration of menstrual cycle (days)	27.2 ± 1.4	24–31	26.9 ± 1.7	21–30	27.1 ± 1.5	21–31
Duration of menstrual bleeding (days)	4.9 ± 1.2	3–9	5.7 ± 1.2	2–11	5.2 ± 1.2	2–11
Number of pregnancies	2.5 ± 1.2	0–5	2.9 ± 1.3	0–7	2.6 ± 1.3	0–7
Number of births	1.7 ± 0.8	0–5	1.7 ± 0.8	0–4	1.7 ± 0.8	0–5
Number of miscarriages	0.1 ± 0.2	0–1	0.3 ± 0.5	0–2	0.2 ± 0.3	0–2
Number of medical abortions	0.6 ± 0.8	0–3	1.0 ± 1.0	0–5	0.8 ± 0.9	0–5