Table 1 Characteristics of mothers and newborns
Total (n = 1432) | Non-admission (n = 1207) | Admission for NHB (n = 225) | P | |
|---|---|---|---|---|
Age, year† | 29.7 ± 4.4 | 29.8 ± 4.4 | 29.5 ± 4.5 | 0.425 |
Ethnicity, (%) | 0.105 | |||
Han Chinese | 1420 (99.2) | 1199 (99.3) | 221 (98.2) | |
Other | 12 (0.8) | 8 (0.7) | 4 (1.8) | |
Education, (%) | 0.242 | |||
Elementary School | 32 (2.2) | 28 (2.3) | 4 (1.8) | |
Junior High School | 256 (17.9) | 223 (18.5) | 33 (14.7) | |
High School | 158 (11.0) | 124 (10.3) | 34 (15.1) | |
Junior college | 126 (8.8) | 110 (9.1) | 16 (7.1) | |
College | 434 (30.3) | 372 (30.8) | 62 (27.6) | |
Bachelor | 395 (27.6) | 325 (26.9) | 70 (31.1) | |
Master + a | 31 (2.2) | 25 (2.1) | 6 (2.7) | |
Blood Type, n (%) | 0.372 | |||
A, Rh + | 443 (30.9) | 376 (31.2) | 67 (29.8) | |
AB, Rh + | 122 (8.5) | 105 (8.7) | 17 (7.6) | |
B, Rh- | 1 (0.1) | 1 (0.1) | 0 (0) | |
B, Rh + | 366 (25.6) | 317 (26.3) | 49 (21.8) | |
O, Rh- | 2 (0.1) | 2 (0.2) | 0 (0) | |
O, Rh + | 498 (34.8) | 406 (33.6) | 92 (40.9) | |
IVF, n (%) | 0.571 | |||
No | 1392 (97.2) | 1172 (97.1) | 220 (97.8) | |
Yes | 40 (2.8) | 35 (2.9) | 5 (2.2) | |
Weeks of Gestation, week† | 39.1 ± 1.2 | 39.1 ± 1.1 | 38.8 ± 1.2 | < 0.001 |
Parity, n (%) | 0.162 | |||
1 | 493 (34.4) | 398 (33.0) | 95 (42.2) | |
2 | 406 (28.4) | 347 (28.7) | 59 (26.2) | |
3 | 257 (17.9) | 223 (18.5) | 34 (15.1) | |
4 | 167 (11.7) | 146 (12.1) | 21 (9.3) | |
5 | 74 (5.2) | 64 (5.3) | 10 (4.4) | |
6 + b | 35 (2.4) | 29 (2.4) | 6 (2.7) | |
Number of Births, n (%) | 0.019 | |||
1 | 660 (46.1) | 536 (44.4) | 124 (55.1) | |
2 | 648 (45.3) | 558 (46.2) | 90 (40.0) | |
3 | 111 (7.8) | 101 (8.4) | 10 (4.4) | |
4 | 13 (0.9) | 12 (1.0) | 1 (0.4) | |
GWG, kg† | 14.2 ± 4.8 | 14.3 ± 4.9 | 14.0 ± 4.8 | 0.447 |
Pre-pregnancy BMI, kg/m2† | 22.4 ± 3.6 | 22.4 ± 3.6 | 22.5 ± 3.8 | 0.539 |
HDP, n (%) | 0.019 | |||
No | 1311 (91.6) | 1114 (92.3) | 197 (87.6) | |
Yes | 121 (8.4) | 93 (7.7) | 28 (12.4) | |
GDM, n (%) | 0.252 | |||
No | 1050 (73.3) | 892 (73.9) | 158 (70.2) | |
Yes | 382 (26.7) | 315 (26.1) | 67 (29.8) | |
ICP, n (%) | 0.498 | |||
No | 1415 (98.8) | 1191 (98.7) | 224 (99.6) | |
Yes | 17 (1.2) | 16 (1.3) | 1 (0.4) | |
Hypothyroidism during Pregnancy, n(%) | 0.695 | |||
No | 1308 (91.3) | 1104 (91.5) | 204 (90.7) | |
Yes | 124 (8.7) | 103 (8.5) | 21 (9.3) | |
Anaemia during pregnancy, n (%) | 0.010 | |||
No | 1264 (88.3) | 1054 (87.3) | 210 (93.3) | |
Yes | 168 (11.7) | 153 (12.7) | 15 (6.7) | |
Delivery mode, n (%) | 0.002 | |||
Vaginal delivery | 555 (38.8) | 487 (40.3) | 68 (30.2) | |
Cesarean section | 763 (53.3) | 619 (51.3) | 144 (64.0) | |
Vaginal delivery to cesarean section | 114 (8.0) | 101 (8.4) | 13 (5.8) | |
ALB, g/L† | 36.7 ± 2.4 | 36.7 ± 2.3 | 36.6 ± 2.7 | 0.591 |
GLO, g/L† | 27.1 ± 3.4 | 27.1 ± 3.4 | 26.8 ± 3.8 | 0.272 |
A/G † | 1.5 ± 0.2 | 1.5 ± 0.2 | 1.6 ± 0.2 | 0.023 |
ALT, U/L† | 18.5 ± 25.5 | 18.8 ± 26.6 | 17.2 ± 17.7 | 0.382 |
AST, U/L† | 21.5 ± 16.1 | 21.7 ± 17.0 | 20.4 ± 9.5 | 0.263 |
TBA, umol/L† | 2.0 ± 1.4 | 2.0 ± 1.3 | 2.0 ± 1.5 | 0.913 |
TBIL, umol/L† | 7.6 ± 3.5 | 7.6 ± 3.5 | 7.6 ± 3.2 | 0.997 |
UREA, mmol/L† | 3.5 ± 1.0 | 3.5 ± 1.0 | 3.4 ± 0.9 | 0.281 |
UA, umol/L† | 316.7 ± 77.8 | 315.8 ± 76.8 | 321.3 ± 82.9 | 0.338 |
TG, mmol/L‡ | 3.7 (2.9, 4.7) | 3.7 (2.9, 4.7) | 3.7 (3.0, 4.7) | 0.556 |
LDL-C, mmol/L† | 3.8 ± 0.8 | 3.8 ± 0.8 | 3.9 ± 0.8 | 0.326 |
HDL-C, mmol/L† | 1.9 ± 0.4 | 1.9 ± 0.4 | 1.9 ± 0.3 | 0.731 |
Sex, n (%) | 0.784 | |||
Male | 739 (51.6) | 621 (51.4) | 118 (52.4) | |
Female | 693 (48.4) | 586 (48.6) | 107 (47.6) | |
BW, g† | 3404.3 ± 439.7 | 3416.4 ± 438.3 | 3339.4 ± 442.3 | 0.016 |