Table 2.
Baseline characteristics (N=28).
| Characteristics | Values | |
| Recruited by MUMC+,a n (%) | 15 (54) | |
| Recruited by advertisement, n (%) | 13 (46) | |
| Age, mean (SD) | 35.46 (9.39) | |
| BMI, mean (SD) | 25.97 (5.09) | |
| Educational level, n (%) | ||
|
|
High school | 2 (7) |
|
|
College or university | 26 (93) |
| Work status, n (%) | ||
|
|
Student | 2 (7) |
|
|
Unemployed | 7 (25) |
|
|
Employed | 19 (68) |
| Relationship status, n (%) | ||
|
|
Single | 7 (25) |
|
|
In relationship | 21 (75) |
| Parity, n (%) | ||
|
|
0 | 13 (46) |
|
|
≥1 | 15 (54) |
| Having a menstrual cycle, n (%) | 17 (61) | |
| Use of hormones, n (%) | 22 (79) | |
|
|
Oral contraceptives | 5 (18) |
|
|
Levonorgestrel-releasing intrauterine system (Mirena) | 9 (32) |
|
|
Progestins | 8 (29) |
|
|
GnRHb | 1 (4) |
| Regular use of pain medication, n (%) | 20 (71) | |
| Smoking, n (%) | 6 (21) | |
| Alcohol, n (%) | 21 (75) | |
| History of abdominal surgery for endometriosis, n (%) | 20 (71) | |
| Fertility treatment, n (%) | 7 (25) | |
| Current child wish, n (%) | 6 (21) | |
| Unplanned childlessness, n (%) | 4 (14) | |
| Traumatic life event, n (%) | 3 (11) | |
aMUMC+: Maastricht University Medical Center+.
bGnRH: gonadotropin-releasing hormone.