|
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
