Table 1. Demographics and clinical characteristics of serum samples used for comparison of serum CX3CL1 concentration.
| TNL | TIL | Preterm control | PTL | P value | |
|---|---|---|---|---|---|
| Gestational age at sampling | 38±0.11 | 39±0.25 | 29±0.21 | 28±0.55 | <0.01 |
| Gestational age at delivery | 38±0.11 | 39±0.25 | 39±0.18 | 29±0.36 | <0.01 |
| Maternal age | 34.3±0.81 | 32±1.17 | 30±0.98 | 29.5±11.24 | 0.018 |
| Assisted reproductive technique (%) | 10 (2/20) | 5 (1/20) | 0 (0/20) | 5 (1/20) | 0.96 |
| Multipara (%) | 75 (15/20) | 75 (15/20) | 60 (12/20) | 70 (14/20) | 0.83 |
| Smoking (%) | 0 (0/20) | 0 (0/20) | 0 (0/20) | 5 (1/20) | 0.99 |
| Medical history of PTL (%) | 0 (0/20) | 0 (0/20) | 0 (0/20) | 5 (1/20) | 0.99 |
| Caesarean section (%) | 100 (20/20) | 5 (1/20) | 10 (2/20) | 25 (5/20) | <0.01 |
| Body weight of newborn (g) | 2941±82.7 | 3003±62.3 | 3024±76.0 | 1248±74.1 | <0.01 |
| Apgar score at 1min | 0 (0/20) | 0 (0/20) | 0 (0/20) | 35 (7/20) | <0.01 |
| Apgar score at 5min | 0 (0/20) | 0 (0/20) | 0 (0/20) | 5 (1/20) | 0.99 |
| Umbilical arterial pH | 5 (1/20) | 0 (0/20) | 0 (0/20) | 0 (0/20) | 0.99 |
(20 cases in each groups)