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. 2021 Nov 2;94(3):1074–1084. doi: 10.1002/jmv.27423

Table 2.

Initial laboratory test results of pregnant women with COVID‐19 (n = 1416)

Variables Values
Hb (g/dl) (mean ± SD) (min–max) 11.88 ± 1.43 (4.7–16.4)
Hct (%)(mean ± SD) (min–max) 35.98 ± 4.27 (26.2–47.1)
Hb < 10 g/dl (n, %) 137 (9.7%)
Leukocyte (103/mm3) (mean ± SD) (min–max) 7412.40 ± 2889.65 (1240–28 510)
Leukocytosis (>11 000/mm3) (n, %) 145 (10.2%)
Neutrophil (103/mm3) (mean ± SD) (min‐max) 5476.82 ± 2629.86 (1070–25 430)
Neutrophil percentage (%)(mean ± SD) (min‐max) 75.74 ± 10.84 (62–90.8)
Neutrophilia (>7700/mm3 or >70% of leukocytes) (n, %) 218 (15.4%)
Lymphocyte (103/mm3) (mean ± SD) (min–max) 1330.67 ± 576.97 (140–4650)
Lymphocyte percentage (%)(mean ± SD) (min–max) 22.40 ± 9.51 (1.8–51.8)
Lymphocytopenia (<1000/mm3 or <8% of leukocytes) (n, %) 433 (30.6%)
Neutrophil to lymphocyte ratio (mean ± SD) (min–max) 5.51 ± 3.39 (1.2–25.28)
Platelet (103/mm3) (mean ± SD) (min–max) 225 697.74 ± 68 554.55 (19 000–708 000)
ESR (mm/h) (mean ± SD) (min–max) 41.10 ± 23.64 (2–113)
CRP (mg/dl) (mean ± SD) (min–max) 22.78 ± 32.76 (1–419)
Procalcitonin (ng/ml) (mean ± SD) (min–max) 0.16 ± 2.87 (0–96.85)
IL‐6 (pg/ml) (mean ± SD) (min–max) 73.15 ± 134.19 (0–22 524)
Ferritin (ng/ml) (mean ± SD) (min–max) 50.04 ± 269.21 (10–9130)
BUN (mmol/L) (mean ± SD) (min–max) 16.68 ± 8.13 (9–75)
Creatinine (mg/dl) (mean ± SD) (min–max) 0.57 ± 2.44 (0.30–4.85)
ALT (IU/L) (mean ± SD) (min–max) 26.12 ± 41.73 (8–884)
AST (IU/L) (mean ± SD) (min–max) 28.10 ± 45.80 (9–1065)
Elevated liver enzymes (n, %) (ALT and AST ≥ twice the upper limit) 66 (4.6%)
LDH (IU/L) (mean ± SD) (min–max) 220.66 ± 138.98 (125–3780)
d‐Dimer (mcg/ml) (min–max) 2.08 ± 3.26 (0.01–67.25)
CK‐MB (ng/ml) (mean ± SD) (min–max) 1.10 ± 2.32 (0–45.6)
Troponin (ng/ml) (mean ± SD) (min‐max) 5.30 ± 77.85 (0–654)
Hypokalemia (K < 2.5 mmol/L) (n, %) 41 (2.9%)
Radiologic imaging (n, %) 167 (11.8%)
Chest X‐ray (n, %) 103 (7.3%)
Chest CT (n, %) 80 (5.6%)
Pulmoner CT angiography (n, %) 6 (0.4%)
Radiologic imaging findings suspicious for COVID‐19 (n, %) 111 (7.8%)
Blood type
A Rh+ (n, %) 582 (41.1%)
A Rh− (n, %) 66 (4.6%)
B Rh+ (n, %) 182 (12.8%)
B Rh− (n, %) 21 (1.4%)
0 Rh+ (n, %) 417 (29.4%)
0 Rh– (n, %) 39 (2.7%)
AB Rh+ (n, %) 36 (2.5%)
AB Rh− (n, %) 73 (5.1%)

Abbreviations: ALT, alanine aminotransferase; AST, aspartate aminotransferase; BUN, blood urea nitrogen; COVID‐19, coronavirus disease 19; CRP, C‐reactive protein; ESR, erythrocyte sedimentation rate; Hb, hemoglobin; Hct, Hematocrit; IL‐6, interleukin 6; IQR, inter‐quartile range; LDH, lactate dehydrogenase; SD, standard deviation.