TABLE 2.
Comparison of CBC parameters between the preterm delivery and control groups
| Pre‐PSM | Post‐PSM | |||||
|---|---|---|---|---|---|---|
| Preterm delivery (n = 105) | Term delivery (n = 1529) | P‐value | Preterm delivery (n = 105) | Term delivery (n = 210) | P‐value | |
| WBC count (103/mm3) | 10.18 ± 2.54 | 9.94 ± 2.13 | .350 | 10.18 ± 2.54 | 9.90 ± 1.95 | .317 |
| Neu# (103/mm3) | 7.58 ± 2.13 | 7.27 ± 1.82 | .098 | 7.58 ± 2.13 | 7.19 ± 1.66 | .106 |
| Lym# (103/mm3) | 1.80 ± 0.50 | 1.89 ± 0.44 | .029* | 1.80 ± 0.50 | 1.93 ± 0.42 | .012* |
| Mon# (103/mm3) | 0.65 ± 0.21 | 0.63 ± 0.17 | .180 | 0.65 ± 0.21 | 0.62 ± 0.16 | .195 |
| HGB (g/L) | 115.09 ± 9.42 | 113.52 ± 8.67 | .075 | 115.09 ± 9.42 | 112.31 ± 8.74 | .010 * |
| HCT (%) | 33.79 ± 2.51 | 33.33 ± 2.34 | .052 | 33.79 ± 2.51 | 33.10 ± 2.34 | .017* |
| RDW (%) | 13.28 ± 1.85 | 13.09 ± 0.80 | .292 | 13.28 ± 1.85 | 13.13 ± 0.80 | .415 |
| PLT (103/mm3) | 217.92 ± 51.32 | 219.75 ± 46.30 | .697 | 217.92 ± 51.32 | 219.56 ± 46.81 | .778 |
| MPV (fL) | 10.33 ± 1.00 | 10.18 ± 0.87 | .082 | 10.33 ± 1.00 | 10.10 ± 0.90 | .037 * |
| PCT (%) | 0.22 ± 0.05 | 0.22 ± 0.04 | .611 | 0.22 ± 0.05 | 0.22 ± 0.04 | .971 |
| PDW (%) | 12.03 ± 2.49 | 11.53 ± 2.01 | .046* | 12.03 ± 2.49 | 11.31 ± 1.95 | .005* |
| NLR | 4.42 ± 1.41 | 3.99 ± 1.21 | .000* | 4.42 ± 1.41 | 3.86 ± 1.09 | .000* |
| LMR | 2.94 ± 0.97 | 3.19 ± 0.91 | .007* | 2.94 ± 0.97 | 3.28 ± 0.98 | .003* |
| PLR | 128.75 ± 39.58 | 120.73 ± 33.30 | .045* | 128.75 ± 39.58 | 117.96 ± 31.32 | .016* |
Abbreviations: HCT, hematocrit; HGB, hemoglobin; LMR, lymphocyte‐to‐monocyte ratio; Lym#, lymphocyte count; Mon#, monocyte count; MPV, mean platelet volume; Neu#,neutrophil count; NLR, neutrophil‐to‐lymphocyte ratio; PCT, plateletcrit; PDW, platelet distribution width; PLR, platelet‐to‐lymphocyte ratio; PLT, platelet count; RDW, red cell distribution width; WBC, white blood cell.
*
P < .05 was accepted as significant.