Table 1.
Comparison of demographic and basic data between the two groups
| Parameters | Mirena group (n = 81) | Mirena combined with Leuprorelin group (n = 63) | t/χ2 | P |
|---|---|---|---|---|
| Age (years) | 35.56 ± 4.12 | 35.99 ± 4.08 | 0.630 | 0.530 |
| BMI (kg/m2) | 23.91 ± 3.92 | 23.51 ± 4.12 | 0.595 | 0.553 |
| Disease course (years) | 3.52 ± 1.94 | 3.55 ± 1.91 | 0.102 | 0.919 |
| Hypertension | 12 (14.81%) | 13 (20.63%) | 0.837 | 0.360 |
| Diabetes | 9 (11.11%) | 5 (7.94%) | 0.407 | 0.524 |
| Drinking history | 4 (4.94%) | 5 (7.94%) | 0.152 | 0.696 |
| Smoking history | 6 (7.41%) | 6 (9.52%) | 0.208 | 0.649 |
| Etiology | 4.341 | 0.362 | ||
| Male factor | 1 (1.23%) | 3 (4.76%) | ||
| Tubal | 13 (16.05%) | 11 (17.46%) | ||
| Endometriosis | 27 (33.33%) | 13 (20.63%) | ||
| Anovulation | 2 (2.47%) | 1 (1.59%) | ||
| Mixed/Unexplained/Other | 38 (46.91%) | 35 (55.56%) | ||
| Adenomyotic lesions | 0.330 | 0.566 | ||
| Diffuse | 61 (75.31%) | 50 (79.37%) | ||
| Focal | 20 (24.69%) | 13 (20.63%) | ||
| Previous abortion | 22 (27.16%) | 19 (30.16%) | 0.156 | 0.692 |
| Previous ovarian surgery | 19 (23.46%) | 13 (20.63%) | 0.163 | 0.686 |
| History of delivery | 16 (19.75%) | 15 (23.81%) | 0.345 | 0.557 |
| History of pregnancy | 49 (60.49%) | 41 (65.08%) | 0.318 | 0.573 |
| Menstrual cycle (d) | 35.31 ± 3.04 | 35.14 ± 3.83 | 0.299 | 0.765 |
BMI: body mass index.