Table 1.
Characteristics of women giving birth
| All postpartum psychiatric disordersa | Depressiona | PTSDa | Psychosesa | |
|---|---|---|---|---|
| All | 2941 (100.00) | 983 (100.00) | 1307 (100.00) | 172 (100.00) |
| Age at baseline, years | ||||
| <20 | 170 (5.78) | 45 (4.58) | 97 (7.42) | 9 (5.23) |
| 20–<25 | 679 (23.09) | 219 (22.28) | 278 (21.27) | 46 (26.74) |
| 25–<30 | 1086 (36.93) | 377 (38.35) | 484 (37.03) | 50 (29.07) |
| 30–<35 | 744 (25.30) | 262 (26.65) | 314 (24.02) | 50 (29.07) |
| 35+ | 262 (8.91) | 80 (8.14) | 134 (10.25) | 17 (9.88) |
| Year of birth | ||||
| 1995–2000 | 884 (30.06) | 265 (26.96) | 407 (31.14) | 67 (38.95) |
| 2001–2006 | 1015 (34.51) | 349 (35.50) | 449 (34.35) | 54 (31.40) |
| 2007–2012 | 1042 (35.43) | 369 (37.54) | 451 (34.51) | 51 (29.65) |
| Women lost to follow-up | ||||
| No | 2934 (99.76) | 979 (99.59) | 1305 (99.85) | 170 (98.84) |
| Yes | 7 (0.24) | 4 (0.41) | * | * |
| Income | ||||
| 1st quintile | 511 (17.38) | 171 (17.40) | 245 (18.75) | 31 (18.02) |
| 2nd quintile | 540 (18.36) | 177 (18.01) | 249 (19.05) | 18 (10.47) |
| 3rd quintile | 591 (20.10) | 207 (21.06) | 263 (20.12) | 32 (18.60) |
| 4th quintile | 575 (19.55) | 204 (20.75) | 241 (18.44) | 41 (23.84) |
| 5th quintile | 724 (24.62) | 224 (22.79) | 309 (23.64) | 50 (29.07) |
| Highest education | ||||
| N.A. | 34 (1.16) | 10 (1.02) | 16 (1.22) | 4 (2.33) |
| Elementary school | 771 (26.22) | 222 (22.58) | 348 (26.63) | 43 (25.00) |
| High school | 389 (13.23) | 125 (12.72) | 173 (13.24) | 18 (10.47) |
| Vocational education | 867 (29.48) | 335 (34.08) | 373 (28.54) | 53 (30.81) |
| Higher education | 880 (29.92) | 291 (29.60) | 397 (30.37) | 54 (31.40) |
| Civil status | ||||
| N.A. | 9 (0.31) | 4 (0.41) | 4 (0.31) | * |
| Divorced or widow/widower | 76 (2.58) | 23 (2.34) | 33 (2.52) | 3 (1.74) |
| Single | 1139 (38.73) | 359 (36.52) | 513 (39.25) | 67 (38.95) |
| Cohabiting | 1717 (58.38) | 597 (60.73) | 757 (57.92) | 101 (58.72) |
| Eclampsia | ||||
| No | 2937 (99.86) | 982 (99.90) | 1304 (99.77) | 172 (100.00) |
| Yes | 4 (0.14) | * | 3 (0.23) | |
| Pre-eclampsia | ||||
| No | 2737 (93.06) | 902 (91.76) | 1213 (92.81) | 164 (95.35) |
| Yes | 204 (6.94) | 81 (8.24) | 94 (7.19) | 8 (4.65) |
| Gestational diabetes | ||||
| No | 2866 (97.45) | 961 (97.76) | 1269 (97.09) | 170 (98.84) |
| Yes | 75 (2.55) | 22 (2.24) | 38 (2.91) | * |
| Gestational hypertension | ||||
| No | 2871 (97.62) | 943 (95.93) | 1279 (97.86) | 169 (98.26) |
| Yes | 70 (2.38) | 40 (4.07) | 28 (2.14) | 3 (1.74) |
| Hyperemesis gravidarum | ||||
| No | 2859 (97.21) | 946 (96.24) | 1272 (97.32) | 169 (98.26) |
| Yes | 82 (2.79) | 37 (3.76) | 35 (2.68) | 3 (1.74) |
| Fetal stress | ||||
| No | 2257 (76.74) | 764 (77.72) | 975 (74.60) | 135 (78.49) |
| Yes | 684 (23.26) | 219 (22.28) | 332 (25.40) | 37 (21.51) |
| Postpartum hemorrhage | ||||
| No | 2699 (91.77) | 898 (91.35) | 1187 (90.82) | 159 (92.44) |
| Yes | 242 (8.23) | 85 (8.65) | 120 (9.18) | 13 (7.56) |
| Cesarean section | ||||
| No | 2276 (77.39) | 749 (76.20) | 991 (75.82) | 138 (80.23) |
| Yes | 665 (22.61) | 234 (23.80) | 316 (24.18) | 34 (19.77) |
| Preterm birth | ||||
| No | 2514 (85.48) | 849 (86.37) | 1086 (83.09) | 152 (88.37) |
| Yes | 427 (14.52) | 134 (13.63) | 221 (16.91) | 20 (11.63) |
| Stillbirths | ||||
| No | 2924 (99.42) | 980 (99.69) | 1298 (99.31) | 172 (100.00) |
| Yes | 17 (0.58) | 3 (0.31) | 9 (0.69) | |
| Previous abortion | ||||
| No | 2160 (73.44) | 718 (73.04) | 962 (73.60) | 135 (78.49) |
| Yes | 781 (26.56) | 265 (26.96) | 345 (26.40) | 37 (21.51) |
| Obstetrical and pregnancy complications | ||||
| No | 949 (32.27) | 312 (31.74) | 385 (29.46) | 71 (41.28) |
| Yes | 1992 (67.73) | 671 (68.26) | 922 (70.54) | 101 (58.72) |
| Psychiatric history of the proband’s parents | ||||
| N.A. | 27 (0.92) | 8 (0.81) | 12 (0.92) | * |
| Yes | 468 (15.91) | 148 (15.06) | 213 (16.30) | 27 (15.70) |
| No | 2446 (83.17) | 827 (84.13) | 1082 (82.79) | 143 (83.14) |
| Psychiatric history of the father to the child | ||||
| N.A. | 64 (2.18) | 15 (1.53) | 36 (2.75) | 5 (2.91) |
| Yes | 179 (6.09) | 64 (6.51) | 71 (5.43) | 11 (6.40) |
| No | 2698 (91.74) | 904 (91.96) | 1200 (91.81) | 156 (90.70) |
Data are given as number of participants (percentage).
PTSD, Post-traumatic stress disorder; N.A., not available.
a
Within 1 year from birth.
*
Indicates a number equal or less than three. The Danish registers are not allowed to publish this number in detail because it includes personal identifiable information