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) |  |