Table 2.
Biochemical data and maternal-neonatal outcomes.
| Alpha Group (n = 104) |
Delta Group (n = 55) |
Omicron Group (n = 154) |
p-Value | |
|---|---|---|---|---|
| CRP (mg/L) | 56.93 ± 20.12 | 107.13 ± 40.34 | 59.51 ± 21.46 | <0.001 |
| PCT (ng/mL) | 0.20 ± 0.08 | 6.47 ± 2.51 | 0.22 ± 0.09 | <0.001 |
| IL-6 (pg/mL) | 30.21 ± 10.13 | 339.54 ± 100.51 | 24.13 ± 9.31 | <0.001 |
| Hb (g/dL) | 11.15 ± 1.51 | 9.79 ± 1.85 | 11.59 ± 1.45 | <0.001 |
| Leukocytes (n/mm3) | 10.38 ± 2.13 | 10.89 ± 2.34 | 10.95 ± 2.28 | 0.572 |
| Neutrophil (%) | 74.15 ± 6.31 | 79.66 ± 7.24 | 78.55 ± 6.91 | 0.061 |
| Lymphocyte (%) | 15.32 ± 4.51 | 17.57 ± 5.12 | 15.86 ± 4.73 | 0.032 |
| D-dimer (ng/mL) | 1257.31 ± 401.13 | 1594.58 ± 510.67 | 1279.79 ± 412.37 | 0.001 |
| AST (U/L) | 54 ± 15.32 | 100 ± 30.13 | 59 ± 16.42 | <0.001 |
| ALT (U/L) | 61 ± 17.32 | 116 ± 33.46 | 65 ± 18.23 | <0.001 |
| Maternal admission to ICU (n) | 0 | 9 | 2 | 0.002 |
| Maternal mortality (%) | 0.0 | 1.8 | 0.0 | 0.049 |
| Neonatal weight (grams) | 3252 ± 412.32 | 2533 ± 513.62 | 3161 ± 402.18 | <0.001 |
| Apgar score at 1st min | 8.84 ± 1.13 | 8.18 ± 1.41 | 8.75 ± 1.19 | <0.001 |
| Apgar score at 5th min | 9.84 ± 0.67 | 9.26 ± 0.88 | 9.80 ± 0.71 | <0.001 |
| Neonatal mortality (%) | 0.0 | 5.5 | 0.0 | 0.001 |
| Vertical transmission (%) | 5.0 | 20.0 | 7.0 | <0.001 |
Abbreviations: ALT: alanine aminotransferase; AST: aspartate aminotransferase; CRP: C-reactive protein; Hb: hemoglobin; ICU: intensive care unit; IL-6: interleukin 6; n: number; %; PCT: procalcitonin. Continuous variables are expressed as mean ± standard deviations (SD) and categorical variables were summarized as percentages.