Table 1.
Comparison of general demographic information of the two groups of patients.
| General demographic information | Observation group (n = 20) | Control group (n = 88) | 2/t | p | |
| Age (years old) | 37.15 7.36 | 47.17 6.87 | 5.813 | 0.001 | |
| BMI (kg/m2) | 20.25 0.68 | 20.33 0.72 | 0.459 | 0.647 | |
| Family history (n, %) | 0.000 | 1.000* | |||
| Have | 3 (15.00%) | 12 (13.64%) | |||
| None | 17 (85.00%) | 76 (86.36%) | |||
| Diabetes (n, %) | 0.000 | 1.000* | |||
| Have | 5 (25.00%) | 20 (22.73%) | |||
| None | 15 (75.00%) | 68 (77.27%) | |||
| Hypertension (n, %) | 0.000 | 1.000* | |||
| Have | 4 (20.00%) | 18 (20.45%) | |||
| None | 16 (80.00%) | 70 (79.55%) | |||
| Hyperlipidemia (n, %) | 0.000 | 1.000* | |||
| Have | 3 (15.00%) | 15 (17.05%) | |||
| None | 17 (85.00%) | 73 (82.95%) | |||
| Coronary heart disease (n, %) | 0.040 | 0.842* | |||
| Have | 2 (10.00%) | 13 (14.77%) | |||
| None | 18 (90.00%) | 75 (85.23%) | |||
| Educational level (n, %) | 15.621 | 0.001* | |||
| High school and below | 11 (55.00%) | 11 (12.50%) | |||
| College degree and above | 9 (45.00%) | 77 (87.50%) | |||
| Working status (n, %) | 0.000 | 1.000* | |||
| Employment | 17 (85.00%) | 73 (82.95%) | |||
| Not employed | 3 (15.00%) | 15 (17.05%) | |||
| Marital status (n, %) | — | 0.185** | |||
| Unmarried | 3 (15.00%) | 6 (6.82%) | |||
| Married | 14 (70.00%) | 76 (86.36%) | |||
| Divorced | 2 (10.00%) | 4 (4.55%) | |||
| Widowed | 1 (5.00%) | 2 (2.27%) | |||
| Reproductive history (n, %) | 19.514 | 0.001 | |||
| Sterile | 13 (65.00%) | 15 (17.05%) | |||
| Already bred | 7 (35.00%) | 73 (82.95%) | |||
| Smoking or not (n, %) | 0.020 | 0.887 | |||
| Yes | 6 (30.00%) | 25 (28.41%) | |||
| No | 14 (70.00%) | 63 (71.59%) | |||
| Drinking alcohol or not (n, %) | 0.000 | 1.000* | |||
| Yes | 5 (25.00%) | 20 (22.73%) | |||
| No | 15 (75.00%) | 68 (77.27%) | |||
| Has a habit of regular exercise (n, %) | 0.345 | 0.557 | |||
| Yes | 9 (45.00%) | 46 (52.27%) | |||
| No | 11 (55.00%) | 42 (47.73%) | |||
| Average sleep time (h) | 6.50 0.61 | 7.66 0.57 | 8.170 | 0.001 | |
| Stages of endometriosis | — | 0.777** | |||
| Phase 1 | 2 (10.00%) | 7 (7.95%) | |||
| Phase II | 4 (20.00%) | 26 (29.55%) | |||
| Phase III | 7 (35.00%) | 31 (35.23%) | |||
| Phase IV | 7 (35.00%) | 24 (27.27%) | |||
Note: The staging of endometriosis according to the American Society for Reproductive Medicine; *, the continuity correction chi-square test was used; **, Fisher’s exact test was used. BMI, Body Mass Index.