|
Infant sex:
|
|
|
|
|
| Male |
402 659 (50.9) |
1502 (51.1) |
1675 (54.4) |
0.001 |
| Female |
388 133 (49.1) |
1439 (48.9) |
1402 (45.6) |
|
|
Mother’s nationality:
|
| Native |
765 393 (96.8) |
2913 (99.1) |
3056 (99.3) |
<0.001 |
| Foreign |
25 399 (3.2) |
28 (0.9) |
21 (0.7) |
|
|
Paternal age (years):
|
| Mean |
34.2 (4.5) |
35.3 (7.1) |
32.1 (7.1) |
<0.001 |
| <20 |
750 (0.1) |
85 (2.9) |
206 (6.7) |
<0.001 |
| 20–29 |
96 449 (12.2) |
408 (13.9) |
752 (24.5) |
|
| 30–39 |
601 377 (76.0) |
1669 (56.7) |
1709 (55.5) |
|
| ≥40 |
92 216 (11.7) |
779 (26.5) |
410 (13.3) |
|
|
Maternal age (years):
|
| Mean |
31.6 (4.1) |
32.1 (6.3) |
29.1 (6.5) |
<0.001 |
| <20 |
2440 (0.3) |
187 (6.4) |
331 (10.8) |
<0.001 |
| 20–34 |
612 (77.5) |
1632 (55.5) |
2107 (68.5) |
|
| ≥35 |
175 (22.2) |
1122 (38.1) |
639 (20.7) |
|
|
Area of birth:
|
| Urban |
347 755 (44.0) |
1279 (43.5) |
1383 (45.0) |
0.482 |
| Rural |
443 037 (56.0) |
1662 (56.5) |
1694 (55.0) |
|
|
Place of birth:
|
| Hospital |
783 528 (99.1) |
2882 (98.1) |
3039 (98.8) |
<0.001 |
| Others |
7068 (0.9) |
57 (1.9) |
38 (1.2) |
|
|
Paternal education:
|
| College or higher |
594 530 (75.4) |
1326 (45.7) |
1533 (50.5) |
<0.001 |
| High school or below |
194 076 (24.6) |
1576 (54.3) |
1505 (49.5) |
|
|
Maternal education:
|
| College or higher |
601 231 (76.3) |
1374 (47.2) |
1572 (51.7) |
<0.001 |
| High school or below |
186 32 (23.7) |
1539 (52.8) |
1470 (48.3) |
|
|
Paternal employment:
|
| Manager or specialist |
278 891 (35.3) |
870 (29.6) |
847 (27.5) |
<0.001 |
| Officer |
201 659 (25.5) |
383 (13.0) |
429 (13.9) |
|
| Service |
134 327 (17.0) |
786 (26.7) |
852 (27.7) |
|
| Blue collar |
155 056 (19.6) |
620 (21.0) |
562 (18.3) |
|
| Unemployed* |
20 859 (2.6) |
282 (9.7) |
387 (12.6) |
|
|
Maternal employment:
|
| Manager or specialist |
128 825 (16.3) |
365 (13.5) |
416 (13.6) |
<0.001 |
| Officer |
116 176 (14.7) |
259 (8.8) |
312 (10.1) |
|
| Service |
45 506 (5.8) |
236 (8.0) |
281 (9.1) |
|
| Blue |
16 429 (2.0) |
62 (2.1) |
77 (2.5) |
|
| Unemployed* |
483 856 (61.2) |
1991 (64.7) |
3077 (64.7) |
|
|
Parity:
|
| Primiparous |
413 396 (52.3) |
1775 (59.8) |
2783 (90.7) |
<0.001 |
| Multiparous |
376 425 (47.7) |
1178 (40.2) |
286 (9.3) |
|