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Comparison of general clinical data between group A and B.
| Average | Menstrual changes (n) | ||||||||
| Group | Case (n) | Age (x ± s years) | BMI | The number of curettage (n)∗ | pregnancy times(n)∗ | Amenorrhea | Hypomenorrhea | Intermittent lower abdominal pain (n) | History of infertility |
| Group A | 22 | 31.64 ± 3.52 | 22.3 ± 3.4 | 3 | 3 | 4 | 18 | 5 | 4 |
| Group B | 23 | 31.70 ± 3.30 | 23.1 ± 1.7 | 3 | 3 | 6 | 17 | 7 | 6 |
| P | 1.034 | 1.018 | 1.283 | 0.965 | 1.174 | 1.283 | |||
