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. 2013 Aug 15;11:78. doi: 10.1186/1477-7827-11-78

Table 1.

Clinical characteristics of the patients

  Endometriosis (n = 21) Control (n = 25)
Age (years)
31.35 ± 0.90
30.73 ± 0.91
Infertility, n (%)
9 (50)
16 (64)
  Primary
7
8
  Secondary
2
8
Duration of infertility (months)
48.2 ± 19.4 (23–71)
50.8 ± 15.8 (13–71)
Ovarian cysts, n (%)
 
 
  Endometrial
21 (100)
-
  Simple - 9 (36)

Data are presented as the means ± SEM. Ranges are provided for “duration of infertility”.