Background
The Maternal Health Care Register and the Swedish Pregnancy Register
Aims
Methods
Study design and setting
Definitions of variables
Independent variables
Dependent variables
Statistics
Results
Offers on prenatal diagnosis in Sweden
County | CUB | Proportionsa | ||
---|---|---|---|---|
2011 | 2012b | 2013 | 2013 | |
% | % | % | % | |
1 | 41.0 | 47.4 | 53.2 | 26.1 |
2 | 18.4 | 19.5 | 21.4 | 17.0 |
3 | 26.4 | 27.8 | 30.1 | 13.8 |
4 | 81.4 | 78.9 | 80.3 | 4.4 |
5 | 23.7 | 25.0 | 24.9 | 3.5 |
6 | 64.9 | 66.6 | 66.9 | 3.4 |
7 | 6.7 | 7.9 | 7.0 | 2.9 |
8 | 59.5 | 61.6 | 63.4 | 2.9 |
9 | 2.4 | 3.0 | 2.7 | 2.7 |
10 | 5.1 | 5.1 | 3.9 | 2.5 |
11 | 10.4 | 11.7 | 11.0 | 2.5 |
12 | 6.4 | 9.3 | 9.7 | 2.4 |
13 | 48.9 | 56.3 | 60.9 | 2.4 |
14 | 1.1 | 1.7 | 2.2 | 2.2 |
15 | 5.3 | 6.7 | 8.8 | 2.1 |
16 | 13.1 | 13.7 | 12.6 | 2.1 |
17 | 2.9 | 28.8 | 66.7 | 2.1 |
18 | 4.2 | 18.9 | 75.1 | 1.9 |
19 | 2.0 | 3.9 | 5.3 | 1.3 |
20 | 13.3 | 16.2 | 15.1 | 1.1 |
21 | 12.5 | 14.6 | 14.2 | 0.5 |
Total | 29.8 | 32.5 | 36.2 | 100 |
The study population
Variable | Total | 2011 | 2012 | 2013 | Test of differencea | ||||
---|---|---|---|---|---|---|---|---|---|
N = 284,789 | n = 88,140 | n = 96,043 | n = 100,606 | ||||||
n | % | n | % | n | % | n | % | ||
Maternal ageb, primiparous women (years) | |||||||||
Mean (SD)c | 28.83 (5.12) | 28.78 (5.17) | 28.82 (5.14) | 28.87 (5.07) | 0.053 | ||||
Min-max | 13.49–56.30 | 13.52–52.64 | 13.78–56.30 | 13.49–52.89 | |||||
Median (IQR)d | 28.64 (7.07) | 28.66 (7.08) | 28.59 (7.05) | 28.67 (7.04) | |||||
Maternal ageb, multiparous women (years) | |||||||||
Mean (SD)c | 31.72 (4.90) | 32.29 (4.89) | 32.21 (4.90) | 32.16 (4.89) | <0.001 | ||||
Min-max | 15.00–57.00 | 17.07–53.25 | 16.41–54.47 | 15.67–57.34 | |||||
Median (IQR)d | 32.30 (6.88) | 32.41 (6.91) | 32.28 (6.84) | 32.23 (6.89) | |||||
Maternal ageb in age-groups (years) | |||||||||
< 20 | 3976 | 1.4 | 1369 | 1.6 | 1319 | 1.4 | 1288 | 1.3 | |
20–24 | 38,832 | 13.6 | 11,990 | 13.6 | 13,222 | 13.8 | 13,611 | 13.5 | |
25–29 | 84,129 | 29.5 | 25,578 | 29.0 | 28,393 | 29.6 | 30,158 | 30.0 | |
30–34 | 95,772 | 33.6 | 29,463 | 33.4 | 32,243 | 33.6 | 34,066 | 33.9 | |
35–39 | 50,717 | 17.8 | 16,215 | 18.4 | 17,010 | 17.7 | 17,492 | 17.4 | |
40–44 | 10,705 | 3.8 | 3323 | 3.8 | 3625 | 3.8 | 3757 | 3.7 | |
> 44 | 583 | 0.2 | 167 | 0.2 | 213 | 0.2 | 203 | 0.2 | |
Body mass index (kg/m2) | |||||||||
Mean (SD)c | 24.79 (4.65) | 24.75 (4.62) | 24.82 (4.67) | 24.81 (4.66) | 0.002 | ||||
Min-max | 13.03–71.63 | 13.82–62.06 | 13.63–67.22 | 13.03–71.63 | |||||
Median (IQR)d | 23.80 (5.00) | 23.74 (5.41) | 23.81 (5.45) | 23.81 (5.52) | |||||
< 18.5 | 6838 | 2.5 | 2044 | 2.4 | 2328 | 2.5 | 2466 | 2.5 | |
18.5–24.99 | 163,856 | 59.2 | 50,787 | 59.7 | 55,203 | 58.9 | 57,866 | 58.9 | |
25–29.99 | 70,440 | 25.4 | 21,478 | 25.3 | 23,870 | 25.5 | 25,092 | 25.5 | |
30–34.99 | 25,166 | 9.1 | 7526 | 8.8 | 8573 | 9.2 | 9067 | 9.2 | |
35.39.99 | 7899 | 2.9 | 2374 | 2.8 | 2734 | 2.9 | 2791 | 2.8 | |
≥ 40 | 2759 | 1.0 | 836 | 1.0 | 969 | 1.0 | 954 | 1.0 | |
Educational level | |||||||||
Elementary school | 20,860 | 8.7 | 6662 | 9.4 | 6870 | 8.5 | 7328 | 8.4 | <0.001 |
High school | 95,564 | 40.0 | 27,821 | 39.4 | 32,660 | 40.3 | 35,083 | 40.1 | |
University | 122,623 | 51.3 | 36,155 | 51.2 | 41,432 | 51.2 | 45,036 | 51.5 | |
Main occupation | |||||||||
Employed | 195,880 | 70.3 | 59,890 | 70.3 | 66,622 | 70.5 | 69,368 | 70.1 | <0.001 |
Student | 31,021 | 11.1 | 9697 | 11.4 | 10,364 | 11.0 | 10,960 | 11.1 | |
Parental leave | 20,469 | 7.3 | 6082 | 7.1 | 6911 | 7.3 | 7475 | 7.5 | |
Unemployed | 15,163 | 5.4 | 4955 | 5.8 | 4996 | 5.3 | 5212 | 5.3 | |
Sick leave | 4421 | 1.6 | 1241 | 1.5 | 1557 | 1.6 | 1623 | 1.6 | |
Other | 11,686 | 4.2 | 3300 | 3.9 | 4013 | 4.2 | 4373 | 4.4 | |
Country of birth | |||||||||
Sweden | 221,398 | 79.4 | 70,376 | 81.8 | 74,187 | 78.9 | 76,835 | 77.8 | <0.001 |
Other Nordic countriese | 2374 | 0.8 | 613 | 0.8 | 832 | 0.8 | 929 | 0.8 | |
Europef | 12,861 | 4.6 | 3486 | 4.0 | 4481 | 4.8 | 4900 | 5.0 | |
Africa | 10,782 | 3.9 | 2780 | 3.2 | 3658 | 3.9 | 4344 | 4.4 | |
Asia | 25,597 | 9.2 | 6886 | 8.0 | 8976 | 9.5 | 9735 | 9.9 | |
Other | 5902 | 2.1 | 1917 | 2.2 | 1940 | 2.1 | 2045 | 2.1 | |
Smoking 3 months prior to pregnancy | 38,854 | 13.8 | 12,134 | 13.9 | 13,285 | 14.0 | 13,435 | 13.5 | 0.004 |
Smoking at first ANCg visit | 15,874 | 5.6 | 5062 | 5.8 | 5475 | 5.7 | 5337 | 5.4 | <0.001 |
Smoking at 32 weeks of gestation | 11,990 | 4.2 | 3923 | 4.5 | 4133 | 4.3 | 3934 | 3.9 | <0.001 |
Use of snuff 3 months prior to pregnancy | 9954 | 3.5 | 2530 | 2.9 | 3506 | 3.7 | 3918 | 3.9 | <0.001 |
Use of snuff at first ANCg visit | 2858 | 1.0 | 793 | 0.9 | 945 | 1.0 | 1120 | 1.1 | <0.001 |
Use of snuff at 32 weeks of gestation | 1721 | 0.6 | 548 | 0.6 | 561 | 0.6 | 612 | 0.6 | 0.572 |
Alcohol screening (AUDIT)h | 245,544 | 88.1 | 74,712 | 86.7 | 81,408 | 86.7 | 89,424 | 90.6 | <0.001 |
AUDIT-scorej | |||||||||
Mean (SD)c | 2.19 (2.19) | 2.28 (2.22) | 2.20 (2.22) | 2.09 (2.15) | |||||
Min-max | 0–40 | 0–39 | 0–40 | 0–40 | |||||
Median (IQR)d | 2.00 (2) | 2.00 (2) | 2.00 (2) | 2.00 (3) | |||||
≤ 5p | 229,854 | 94.0 | 69,110 | 93.6 | 76,327 | 93.8 | 84,417 | 94.4 | <0.001 |
≥ 6p | 14,751 | 6.0 | 4704 | 6.4 | 5044 | 6.2 | 5003 | 5.6 | |
Self-rated health prior to pregnancy | 241,854 | 84.9 | 70,633 | 80.1 | 82,594 | 86.0 | 88,627 | 88.1 | |
Very good | 72,321 | 29.9 | 19,838 | 28.1 | 24,472 | 29.6 | 28,011 | 31.6 | <0.001 |
Good | 141,251 | 58.4 | 41,299 | 58.5 | 48,441 | 58.6 | 51,511 | 58.1 | |
Neither good nor poor | 20,425 | 8.4 | 6793 | 9.6 | 6962 | 8.4 | 6670 | 7.5 | |
Poor | 6325 | 2.6 | 2174 | 3.1 | 2197 | 2.7 | 1954 | 2.2 | |
Very poor | 1532 | 0.6 | 529 | 0.7 | 522 | 0.6 | 481 | 0.5 | |
Counselling due to fear of childbirth | 21,595 | 7.6 | 6518 | 7.5 | 7186 | 7.5 | 7891 | 7.9 | 0.001 |
Treatment of psychiatric disorder | 17,724 | 6.3 | 5122 | 5.9 | 6061 | 6.4 | 6541 | 6.5 | <0.001 |
Gestational age (days) | |||||||||
Mean (SD)c | 278.0 (13.8) | 278.0 (13.9) | 277.8 (13.9) | 278.1 (13.7) | <0.001 | ||||
Min-max | 154–301 | 155–301 | 154–301 | 154–301 | |||||
Median (IQR)d | 280.00 (13.00) | 280.00 (13.00) | 280.00 (13.00) | 280.00 (13.00) | |||||
Mode of delivery | 283,660 | 99.6 | 87,915 | 99.7 | 95,594 | 99.5 | 100,151 | 99.5 | |
Vaginal | 217,898 | 76.8 | 67,277 | 76.5 | 73,333 | 76.7 | 77,288 | 77.2 | <0.001 |
Instrumental | 19,177 | 6.8 | 6208 | 7.1 | 6616 | 6.9 | 6353 | 6.3 | |
Caesarean section | 46,585 | 16.4 | 14,430 | 16.4 | 15,645 | 16.4 | 16,510 | 16.5 | |
Caesarean section (CS) | |||||||||
Elective CSj | 20,272 | 43.6 | 6321 | 43.9 | 6718 | 43.0 | 7233 | 43.9 | 0.193 |
Emergency CSj | 26,214 | 56.4 | 8085 | 56.1 | 8897 | 57.0 | 9232 | 56.1 | |
Birth weight (grams)k | |||||||||
Mean (SD)c | 3542 (556) | 3540 (557) | 3543 (556) | 3543 (556) | 0.352 | ||||
Min-max | 300–6640 | 300–6050 | 305–6270 | 300–6640 | |||||
Median (IQR)d | 3550 (670) | 3550 (675) | 3550 (674) | 3550 (670) |
Variable | Total | 2011 | 2012 | 2013 | Trenda | ||||
---|---|---|---|---|---|---|---|---|---|
N = 284,789 | n = 88,140 | n = 96,043 | n = 100,606 | ||||||
n | % | n | % | n | % | n | % | ||
Ultrasound | 281,562 | 98.9 | 85,561 | 97.1 | 97,500 | 99.6 | 100,310 | 99.7 | |
Yes | 274,899 | 97.6 | 83,549 | 97.6 | 93,386 | 97.6 | 97,964 | 97.7 | 0.716 |
No | 6663 | 2.4 | 2.012 | 2.4 | 2314 | 2.4 | 2337 | 2.3 | |
CUB | 278,230 | 98.0 | 84,827 | 96.2 | 94,900 | 98.8 | 99,503 | 98.9 | |
Yes | 92,207 | 33.0 | 25,316 | 29.8 | 30,826 | 32.5 | 36,065 | 36.2 | <0.001 |
No | 187,023 | 67.0 | 59,511 | 70.2 | 64,074 | 67.5 | 63,438 | 63.8 | |
CVS | 280,898 | 98.6 | 85,308 | 96.8 | 95,465 | 99.4 | 100,125 | 99.5 | |
Yes | 2983 | 1.1 | 868 | 1.0 | 927 | 1.0 | 1188 | 1.2 | <0.001 |
No | 277,915 | 98.9 | 84,440 | 99.0 | 94,538 | 98.8 | 98,937 | 98.8 | |
AC | 280,667 | 98.6 | 85,213 | 99.3 | 95,395 | 99.3 | 100,059 | 99.5 | |
Yes | 7318 | 2.6 | 2500 | 2.9 | 2473 | 2.6 | 2345 | 2.3 | <0.001 |
No | 273,349 | 97.4 | 82,713 | 97.1 | 92,922 | 97.4 | 97,714 | 97.7 |
Variable | CUBa | CVSb | ACc | All othersd | Test of differencee | ||||
---|---|---|---|---|---|---|---|---|---|
n = 92,207 | n = 2983 | n = 7318 | n = 186,092 | ||||||
n | % | n | % | n | % | n | % | ||
Maternal agef, primiparous women (years) | |||||||||
Mean (SD)g | 31.34 (5.17) | 33.79 (5.74) | 33.65 (6.11) | 27.09 (4.58) | <0.001 | ||||
Min-max | 15.09–56.30 | 17.29–49.03 | 16.74–49.83 | 13–54 | |||||
Median (IQR)h | 31.34 (7.32) | 34.41 (8.38) | 34.92 (9.15) | 27.51 (6.41) | |||||
Maternal agef, multiparous women (years) | |||||||||
Mean (SD)g | 34.45 (4.45) | 36.87 (4.65) | 37.13 (4.66) | 30.29 (4.52) | <0.001 | ||||
Min-max | 16.41–55.34 | 19.10–51.76 | 16.41–48.68 | 15–57 | |||||
Median (IQR)h | 34.97 (5.72) | 37.58 (5.66) | 37.82 (5.45) | 30.87 (6.07) | |||||
Maternal agef in age-groups (years) | |||||||||
< 20 | 388 | 0.4 | 8 | 0.3 | 23 | 0.3 | 3566 | 1.9 | |
20–24 | 5863 | 6.4 | 99 | 3.3 | 313 | 4.3 | 32,702 | 17.6 | |
25–29 | 17,617 | 19.1 | 300 | 10.1 | 733 | 10.0 | 65,926 | 35.4 | |
30–34 | 31,792 | 34.5 | 649 | 21.8 | 1314 | 18.0 | 62,944 | 33.8 | |
35–39 | 30,179 | 32.7 | 1262 | 42.3 | 3148 | 43.0 | 17,676 | 9.5 | |
40–44 | 6093 | 6.6 | 628 | 21.1 | 1675 | 22.9 | 2991 | 1.6 | |
> 44 | 270 | 0.3 | 36 | 1.2 | 109 | 1.5 | 211 | 0.1 | |
Body mass index (kg/m2) | |||||||||
Mean (SD)g | 24.40 (4.34) | 24.10 (4.10) | 24.94 (4.52) | 24.99 (4.80) | <0.001 | ||||
Min-max | 13.82–56.65 | 15.24–51.31 | 15.24–50.69 | 13.03–71.63 | |||||
Median (IQR)h | 23.45 (5.0) | 23.18 (5.0) | 24.01 (5.0) | 23.95 (6.0) | |||||
< 18.5 | 1965 | 2.2 | 52 | 1.8 | 121 | 1.7 | 4766 | 2.6 | |
18.5–24.99 | 56,723 | 63.2 | 1918 | 66.3 | 4140 | 58.2 | 103,359 | 57.2 | |
25–29.99 | 21,639 | 24.1 | 663 | 22.9 | 1926 | 27.1 | 47,160 | 26.1 | |
30–34.99 | 6863 | 7.6 | 195 | 6.7 | 652 | 9.2 | 17,741 | 9.8 | |
35.39.99 | 1992 | 2.2 | 48 | 1.7 | 203 | 2.9 | 5744 | 3.2 | |
≥ 40 | 629 | 0.7 | 18 | 0.6 | 68 | 1.0 | 2071 | 1.1 | |
Educational level | |||||||||
Elementary school | 3242 | 4.1 | 69 | 2.7 | 334 | 5.3 | 17,353 | 11.2 | <0.001 |
High school | 24,324 | 31.1 | 608 | 23.7 | 2078 | 33.1 | 69,523 | 44.8 | |
University | 50,763 | 64.8 | 1887 | 73.6 | 3869 | 61.6 | 68,302 | 44.0 | |
Main occupation | |||||||||
Employed | 72,519 | 80.3 | 2439 | 83.7 | 5582 | 77.8 | 118,371 | 65.0 | <0.001 |
Student | 6467 | 7.2 | 146 | 5.0 | 524 | 7.3 | 24,121 | 13.3 | |
Parental leave | 5059 | 5.6 | 149 | 5.1 | 459 | 6.4 | 15,002 | 8.2 | |
Unemployed | 3320 | 3.7 | 78 | 2.7 | 294 | 4.1 | 11,601 | 6.4 | |
Sick leave | 1306 | 1.4 | 36 | 1.2 | 119 | 1.7 | 3009 | 1.7 | |
Other | 1610 | 1.8 | 66 | 2.3 | 194 | 2.7 | 9897 | 5.4 | |
Country of birth | |||||||||
Sweden | 76,276 | 84.5 | 2482 | 85.4 | 5876 | 81.8 | 139,881 | 76.7 | <0.001 |
Other Nordic countriesi | 904 | 1.0 | 31 | 1.1 | 74 | 1.0 | 1406 | 0.8 | |
Europej | 3971 | 4.4 | 102 | 3.5 | 332 | 4.6 | 8617 | 4.7 | |
Africa | 1243 | 1.4 | 37 | 1.3 | 127 | 1.8 | 9438 | 5.2 | |
Asia | 6132 | 6.8 | 196 | 6.7 | 590 | 8.2 | 18,955 | 10.4 | |
Other | 1727 | 1.9 | 57 | 2.0 | 180 | 2.5 | 4007 | 2.2 | |
Smoking 3 months prior to pregnancy | 9583 | 10.5 | 229 | 7.7 | 751 | 10.3 | 28,659 | 15.6 | <0.001 |
Smoking at first ANCk visit | 3445 | 3.8 | 76 | 2.6 | 347 | 4.8 | 12,144 | 6.6 | <0.001 |
Smoking at 32 weeks of gestation | 2527 | 2.8 | 48 | 1.6 | 289 | 4.0 | 9238 | 5.0 | <0.001 |
Use of snuff 3 month prior to pregnancy | 2493 | 2.7 | 64 | 2.2 | 213 | 2.9 | 7268 | 3.9 | <0.001 |
Use of snuff at first ANC visit | 646 | 0.7 | 22 | 0.7 | 85 | 1.2 | 2134 | 1.2 | <0.001 |
Use of snuff at 32 weeks of gestation | 385 | 0.4 | 13 | 0.4 | 41 | 0.6 | 1303 | 0.7 | <0.001 |
Alcohol screening (AUDIT)l | 81,686 | 90.3 | 2568 | 88.4 | 6313 | 86.3 | 158,335 | 87.0 | <0.001 |
AUDIT-scorem | |||||||||
Mean (SD) | 2.34 (1.96 | 2.26 (1.74) | 2.12 (1.90 | 2.11 (2.32) | |||||
Min-max | 0–38 | 0–18 | 0–29 | 0–40 | |||||
Median (IQR)h | 2.00 (2) | 2.00 (2) | 2.00 (2) | 2.00 (3) | |||||
≤ 5p | 76,786 | 94.5 | 2462 | 96.3 | 6012 | 95.7 | 82,067 | 94.6 | <0.001 |
≥ 6p | 4485 | 5.5 | 95 | 3.7 | 270 | 4.3 | 4703 | 5.4 | |
Self-rated health prior to pregnancy | |||||||||
Very good | 25,990 | 33.0 | 834 | 32.5 | 1887 | 30.5 | 44,643 | 28.3 | <0.001 |
Good | 44,563 | 56.6 | 1433 | 55.9 | 3489 | 56.5 | 93,611 | 59.4 | |
Neither good nor poor | 5877 | 7.5 | 217 | 8.5 | 583 | 9.4 | 14,047 | 8.9 | |
Poor | 1817 | 2.3 | 64 | 2.5 | 187 | 3.0 | 4334 | 2.7 | |
Very poor | 440 | 0.6 | 15 | 0.6 | 34 | 0.6 | 1056 | 0.7 | |
Counselling due to fear of childbirth | 8900 | 9.7 | 324 | 10.9 | 745 | 10.2 | 12,023 | 6.5 | <0.001 |
Treatment of psychiatric disorder | 6002 | 6.5 | 185 | 6.3 | 533 | 7.3 | 11,275 | 6.1 | <0.001 |
Gestational age (days) | |||||||||
Mean (SD)g | 278.0 (13.7) | 276.6 (15.0) | 276.5 (15.4) | 278.0 (13.8) | 0.326 | ||||
Min-max | 154–301 | 158–300 | 157–301 | 154–301 | |||||
Median (IQR)h | 280.0 (13.0) | 279.0 (13.0) | 279 (15.0) | 280 (13.00) | |||||
Mode of delivery | |||||||||
Vaginal | 6885 | 73.9 | 2079 | 70.2 | 5133 | 70.3 | 145,486 | 78.5 | <0.001 |
Instrumental | 6376 | 6.9 | 163 | 5.5 | 392 | 5.4 | 12,468 | 6.7 | |
Caesarean section | 17,574 | 19.1 | 721 | 24.3 | 1772 | 24.3 | 27,405 | 14.8 | |
Caesarean section (CS) n | |||||||||
Elective CSn | 8650 | 49.3 | 297 | 58.7 | 916 | 51.7 | 10,700 | 39.1 | <0.001 |
Emergency CSn | 8893 | 50.7 | 422 | 41.3 | 855 | 48.3 | 16,639 | 60.9 | |
Birth weight (grams)o | |||||||||
Mean (SD)g | 3549 (552) | 3531 (585) | 3510 (620) | 3539 (557) | 0.001 | ||||
Min-max | 310–6270 | 400–5710 | 370–5776 | 300–6640 | |||||
Median (IQR)h | 3560 (665) | 3555 (686) | 3548 (706) | 3545 (680) |
Maternal age <35 years | Maternal age ≥35 years | |||||||
---|---|---|---|---|---|---|---|---|
Variable | Crude OR | CI 95% | Adjusted OR a | Adjusted CI 95% | Crude OR | CI 95% | Adjusted ORa | Adjusted CI 95% |
Educational level | ||||||||
Elementary school, high school | 1 | 1 | 1 | 1 | ||||
University level | 2.03 | 1.98–2.07 | 1.79 | 1.75–1.83 | 1.86 | 1.79–1.93 | 1.53 | 1.47–1.61 |
Body mass index (kg/m2) | ||||||||
< 25 | 1 | 1 | 1 | 1 | ||||
≥ 25 | 0.75 | 0.73–0.76 | 0.84 | 0.82–0.86 | 0.65 | 0.63–0.68 | 0.76 | 0.73–0.80 |
Main occupation | ||||||||
Employed, student, parental leave | 1 | 1 | 1 | 1 | ||||
Unemployed, sick leave, other | 0.51 | 0.49–0.53 | 0.70 | 0.67–0.74 | 0.46 | 0.44–0.49 | 0.64 | 0.59–0.70 |
Country of birth | ||||||||
Sweden | 1 | 1 | 1 | 1 | ||||
Other | 0.60 | 0.58–0.61 | 0.76 | 0.74–0.79 | 0.55 | 0.53–0.57 | 0.74 | 0.70–0.78 |
Smoking at first visit at antenatal care | ||||||||
No | 1 | 1 | 1 | 1 | ||||
Yes | 0.62 | 0.59–0.65 | 0.87 | 0.82–0.92 | 0.59 | 0.54–0.64 | 0.74 | 0.66–0.84 |
Self-rated health prior to pregnancy | ||||||||
Very good and good | 1 | 1 | 1 | 1 | ||||
Poor and very poor | 0.85 | 0.74–0.98 | 0.96 | 0.82–1.13 | 0.62 | 0.50–0.76 | 0.80 | 0.63–1.02 |
Counseling due to fear of childbirth | ||||||||
No | 1 | 1 | 1 | 1 | ||||
Yes | 1.41 | 1.36–1.46 | 1.38 | 1.32–1.45 | 1.40 | 1.32–1.48 | 1.27 | 1.18–1.28 |
Treatment of psychiatric disorder | ||||||||
No | 1 | 1 | 1 | 1 | ||||
Yes | 1.03 | 0.99–1.08 | 1.15 | 1.09–1.22 | 1.04 | 0.98–1.11 | 1.16 | 1.05–1.28 |