Diagnostic Test of Transforming Growth Factor-Beta 1 (TGF-β1) in Menstrual Blood with Endometriosis

Table 1

The general characteristics of the study subjects.

Variable	Endometriosis (n = 40)	Nonendometriosis (n = 10)	value
Age (year)
Mean ± SD	31.6 ± 6.55	35.1 ± 7.03	0.096^a
Median (min–max)	29 (20–46)	33 (26–48)
Age category, n (%)
20–35 years	28 (70)	6 (60)	0.707^b
>35 years	12 (30)	4 (40)
BMI (kg/m^2)
Mean ± SD	23.13 ± 2.99	24.64 ± 3.73	0.181^c
Median (min–max)	23.09 (16.73–29.30)	24.01 (20.81–32.89)
BMI classification, n (%)
Underweight	2 (5)	0 (0)	0.207^d
Normoweight	24 (60)	6 (60)
Overweight	14 (35)	3 (30)
Obese I	0 (0)	1 (10)
Contraception usage, n (%)
Yes	6 (15.0)	4 (40)	0.097^b
No	34 (85.0)	6 (60)
Infertility, n (%)
Yes	26 (65)	6 (60)	1.000^b
No	14 (35)	4 (40)
Dysmenorrhoea, n (%)
Yes	37 (92.5)	10 (100)	1.000^b
No	3 (7.5)	0 (0)

Note: ^aMann–Whitney test, . ^bFisher exact test, . ^cIndependent T test, . ^dPearson chi square test, .