Table 1.
Sociodemographic characteristics of participants
| Characteristics | N (%) or Median (IQR) | P-value | ||
|---|---|---|---|---|
| Total | First abortion | Repeat abortion | ||
| Age (years) | 30 (26–34) | 28 (24–32) | 31 (28–35) | < 0.001† |
| ≤ 30 years | 1802 (53.2) | 976 (66.3) | 826 (43.0) | < 0.001‡ |
| 31–35 years | 974 (28.7) | 347 (23.6) | 627 (32.7) | |
| ≥ 36 years | 614 (18.1) | 148 (10.1) | 466 (24.3) | |
| Education | < 0.001‡ | |||
| ≤ Senior high school | 1513 (44.5) | 544 (36.9) | 969 (50.4) | |
| Junior college | 1070 (31.5) | 483 (32.8) | 587 (30.5) | |
| ≥ Bachelor’s degree | 814 (24.0) | 446 (30.3) | 368 (19.1) | |
| Residence status | 0.014‡ | |||
| Rural | 2252 (66.3) | 1007 (68.4) | 1245 (64.7) | |
| Urban | 1145 (33.7) | 466 (31.6) | 679 (35.3) | |
| Migrant status | 0.002‡ | |||
| Migrant | 1183 (34.8) | 553 (37.5) | 630 (32.7) | |
| Nonmigrant | 2214 (65.2) | 920 (62.5) | 1294 (67.3) | |
| Occupation | < 0.001‡ | |||
| Student | 88 (2.6) | 70 (4.8) | 18 (0.9) | |
| Housework | 611 (18.0) | 238 (16.2) | 373 (19.4) | |
| Farmer | 213 (6.3) | 88 (6.0) | 125 (6.5) | |
| Self-employed | 633 (18.6) | 225 (15.3) | 408 (21.2) | |
| Enterprise employee | 1300 (38.3) | 601 (40.8) | 699 (36.3) | |
| Civil servant etc. | 394 (11.6) | 192 (13.0) | 202 (10.5) | |
| Jobless | 158 (4.7) | 59 (4.0) | 99 (5.1) | |
| Monthly income (Yuan) | 3500 (2385–5000) | 3600 (2500–5000) | 3500 (2000–5000) | 0.120† |
| ≤ 2500 Yuan | 892 (26.4) | 382 (26.0) | 510 (26.6) | 0.103‡ |
| 2501–4000 Yuan | 1250 (36.9) | 570 (38.9) | 680 (35.5) | |
| ≥ 4001 Yuan | 1243 (36.7) | 515 (35.1) | 728 (38.0) | |
| Marital status | < 0.001‡ | |||
| Unmarried | 841 (24.8) | 515 (35.0) | 326 (16.9) | |
| Married | 2556 (75.2) | 958 (65.0) | 1598 (83.1) | |
| Parity | < 0.001‡ | |||
| No children | 924 (27.2) | 574 (39.0) | 350 (18.2) | |
| 1 child | 1460 (43.0) | 553 (37.5) | 907 (47.1) | |
| ≥ 2 children | 1013 (29.8) | 346 (23.5) | 667 (34.7) | |
† Two-sample K-S test. ‡ Pearson’s chi-squared test