Table 1 Clincal characteristics of patients with endometriosis and healthy controls used in the present study.

From: A relational database to identify differentially expressed genes in the endometrium and endometriosis lesions

Parameter

Patient group (n = 115)

Control group (n = 53)

Mean age (SD, range)

32 (6.8, 20–48)

39 (4.7, 24–48) *** a

Median BMIb (range)

23 (17.3–40.6)

24 (18.9–41.2)

rAFS stage

  I

15 (8.9%)

NA

  II

15 (8.9%)

NA

  III

26 (15.5%)

NA

  IV

56 (32.2%)

NA

  Missing Data

3 (1.8%)

NA

Indication for surgery

  Pain

71 (42.3%)

NA

  Infertility

6 (3.6%)

NA

  Both pain and infertility

22 (13.1%)

NA

  Clinical finding in gynecological examination

15 (8.93%)

NA

  Not recorded

1 (0.6%)

NA

Menstrual cycle phase

  Proliferative

19 (11.3%)

14 (8.3%)

  Secretory

26 (15.5%)

12 (7.1%)

  Menstrual

6 (3.6%)

1 (0.6%)

  Inactive, atrophic or insufficient

51 (30.4%)

18 (10.7%)

  Missing Data

13 (7.7%)

8 (4.8%)

  1. Note: BMI = Body mass index; NA = not applicable; NS = not significant, a*** < 0.0001, Two-sample t-test, bBMI missing 2 (2%) in the patient group and 2 (4%) in the control group.