Table 1 Characteristic of subjects
|  | Total (N = 18,250) | Normal (N = 15,354) | Hyperuricemia (N = 2,896) | P |
|---|---|---|---|---|
Age, years | 29.2 ± 4.53 | 29.2 ± 4.52 | 29.2 ± 4.60 | 0.717 |
BMI,kg/m2 | 26.0 ± 2.96 | 25.8 ± 2.90 | 26.6 ± 3.20 | < 0.001 |
Gestational age at delivery, weeks | 39.2 (38.2, 40.1) | 39.2 (38.3, 40.1) | 39.1 (38.2, 39.9) | < 0.001 |
Neonatal birth weight, kg | 3.17 ± 0.42 | 3.17 ± 0.42 | 3.16 ± 0.43 | 0.085 |
Uric acid, mmol/L | 0.22 ± 0.05 | 0.21 ± 0.04 | 0.31 ± 0.03 | < 0.001 |
Gestational weeks of uric acid measurement, weeks | 17.6 (16.3, 18.6) | 17.6 (16.3, 18.6) | 17.6 (16.3, 18.6) | 0.520 |
Parity, N (%) | Â | Â | Â | 0.06 |
0 | 12,932 (70.9) | 10,922 (71.1) | 2,010 (69.4) | Â |
≥1 | 5,318 (29.1) | 4,432 (28.9) | 886 (30.6) |  |
Gestational diabetes mellitus, N (%) |  |  |  | < 0.001 |
Yes | 1,396 (7.6) | 1,113 (7.2) | 283 (9.8) | Â |
No | 16,854 (92.4) | 14,241 (92.8) | 2,613 (90.2) | Â |
Caesarean section, N (%) | Â | Â | Â | 0.002 |
Yes | 7,890 (43.2) | 6,563 (42.7) | 1,327 (45.8) | Â |
No | 10,360 (56.8) | 8,791 (57.3) | 1,569 (54.2) | Â |
Premature birth, N (%) | Â | Â | Â | 0.004 |
Yes | 918 (5.0) | 741 (4.8) | 177 (6.1) | Â |
No | 17,332 (95.0) | 14,613 (95.2) | 2,719 (93.9) | Â |
Low birth weight, N (%) | Â | Â | Â | 0.546 |
Yes | 812 (4.4) | 677 (4.4) | 135 (4.7) | Â |
No | 17,438 (95.6) | 14,677 (95.6) | 2,761 (95.3) | Â |
Macrosomia, N (%) | Â | Â | Â | 0.722 |
Yes | 443 (2.4) | 370 (2.4) | 73 (2.5) | Â |
No | 17,807 (97.6) | 14,984 (97.6) | 2823 (97.5) | Â |
Weight for gestational age | Â | Â | Â | 0.007 |
Small for gestational age, SGA | 1,671 (9.2) | 1,401 (9.1) | 270 (9.3) | Â |
Appropriate for gestational age, AGA | 14,171 (77.6) | 11,978 (78.0) | 2,193 (75.7) | Â |
Large for gestational age, LGA | 2,408 (13.2) | 1,975 (12.9) | 433 (15.0) | Â |