Table 1 Demographic characteristics of scratching and non-scratching groups
Scratching (n = 20) | Non-scratching (n = 20) | P* | |
|---|---|---|---|
Age (y) | 29.2 ± 1.02 | 28.7 ± 0.33 | 0.30 |
BMI (kg/m2) | 24.8 ± 1.92 | 25.1 ± 0.34 | 0.06 |
Infertility duration (y) | 5.21 ± 1.40 | 4.79 ± 1.10 | 0.08 |
The number of failed IVF-ET attempt | 3.4 ± 1.2 | 3.2 ± 2.08 | 0.09 |
Endometrial thickness on hysterosocpy day (mm) | 10.5 ± 3.20 | 9.77 ± 2.06 | 0.70 |
FSH (mIU/mL) | 4.98 ± 2.02 | 5.02 ± 1.66 | 0.55 |
LH (mIU/mL) | 7.66 ± 2.11 | 8.30 ± 2.05 | 0.07 |
Testosterone (ng/mL) | 0.55 ± 1.55 | 0.49 ± 0.22 | 0.65 |
Glucose (mg/dL) | 85.7 ± 6.54 | 80.4 ± 3.05 | 0.50 |
Positive beta hCG test (%) | 8 (40%) | 6 (30%) | 0.03 |
Clinical pregnancy (%) | 7 (35%) | 5 (25%) | 0.02 |
LIF mRNA | 11.1-fold increase after injury (p < 0.001) 3.9 times increase compared to the control group (p < 0.02) | ||