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Table 2 Demographics and hematological parameters of all COVID-19 patients with or without pulmonary infection

From: Characteristics of hematological parameters on admission in COVID-19 Omicron variant infected in Chinese population: a large-scale retrospective study

Variables

Total patients

Non-pulmonary infection group

Pulmonary infection group

P-value

No, (%)

2021

1342 (66.40)

679 (33.60)

 

Age, years

38.00 (18.00, 64.00)

26.00 (14.00, 41.00)

68.00 (56.00, 76.00)

< 0.01

Gender, N (%)

   

< 0.01

Female

1018 (50.37)

728 (54.25)

290 (42.71)

 

Male

1003 (49.63)

614 (45.75)

389 (57.29)

 

Categorical of ages, n (%)

    

< 18 years

488 (24.15)

473 (35.25)

15 (2.21)

< 0.01

18–60 years

951 (47.06)

745 (55.51)

206 (30.34)

< 0.01

≥ 60 years

582 (28.80)

124 (9.24)

458 (67.45)

< 0.01

Hematological profiles

    

WBC counts, ×109/L

5.75 (4.49, 7.45)

5.97 (4.72, 7.57)

5.32 (3.98, 7.12)

< 0.01

Neutrophils count, ×109/L

4.25 (2.96, 5.80)

4.51 (3.28, 5.97)

3.66 (2.49,5.34)

< 0.01

Lymphocytes count, 109/L

0.78 (0.51, 1.16)

0.70 (0.48, 1.06)

0.92 (0.64, 1.32)

< 0.01

Monocyte count, ×109/L

0.49 (0.36, 0.65)

0.51 (0.39, 0.68)

0.44 (0.31,0.59)

< 0.01

RBC counts, ×1012/L

4.50 (4.15, 4.87)

4.65 (4.33, 4.98)

4.16 (3.85, 4.50)

< 0.01

HGB, g/L

134.00 (123.00, 145.00)

136.00 (127.00, 148.00)

127.00 (117.00, 139.00)

< 0.01

HCT, %

40.00 (37.10, 43.10)

40.70 (38.30, 44.00)

37.70 (35.10, 40.90)

< 0.01

MCV, fl.

89.70 (86.50, 92.60)

88.80 (85.60, 92.00)

90.90 (88.30, 94.30)

< 0.01

MCH, pg

30.20 (28.80, 31.30)

29.80 (28.40, 31.00)

30.80 (29.80, 31.90)

< 0.01

MCHC, g/L

336.00 (330.00, 342.00)

336.00 (329.00, 341.00)

338.00 (333.00, 344.00)

< 0.01

RDW-CV, %

12.60 (12.20, 13.10)

12.50 (12.10, 13.00)

12.80 (12.30, 13.30)

< 0.01

Platelet counts, ×109/L

191.00 (152.00, 232.00)

193.00 (158.00, 228.00)

183.00 (138.00, 246.00)

0.01

MPV, fl.

9.77 ± 1.26

9.39 ± 1.07

10.53 ± 1.25

< 0.01

PCT,%

18.92 ± 6.04

18.20 ± 4.38

20.34 ± 8.24

< 0.01

PDW, %

15.74 ± 1.36

16.00 ± 0.40

15.23 ± 2.19

< 0.01

Derived hematological profiles

    

dNLR

3.09 (1.92, 4.86)

3.45 (2.13, 5.19)

2.46 (1.67, 3.92)

< 0.01

NLR

5.47 (2.97, 9.88)

6.48 (3.43, 10.94)

3.89 (2.41, 6.97)

< 0.01

PLR

241.28 (157.66, 370.21)

264.18 (173.15. 400.00)

193.20 (135.06, 294.44)

< 0.01

MLR

0.62 (0.41, 0.97)

0.72 (0.48, 1.07)

0.46 (0.31, 0.69)

< 0.01

SII

1005.33 (532.18, 1898.00)

1190.39 (628.41, 2096.84)

721.17 (400.18, 1439.13)

< 0.01

SIRI

2.62 (1.32, 5.21)

3.23 (1.75, 5.88)

1.63 (0.83, 3.32)

< 0.01

  1. Abbreviations: COVID-19, 2019-coronavirus disease; PI, pulmonary infection; WBC, white blood cell count; RBC, red blood cell count; HGB, hemoglobin; HCT, hematocrit; MCV, mean corpuscular volume; MCH, mean corpuscular hemoglobin; MCHC, mean corpuscular hemoglobin concentration; RDW-CV, red cell volume distribution width-coefficient of variation; MPV, mean platelet volume; PCT, plateletcrit; PDW, platelet distribution width; dNLR, derived neutrophil to lymphocyte ratio; PLR, platelet-to-lymphocyte ratio; MLR, lymphocyte-to-monocyte ratio; NLR, neutrophil -to -lymphocyte ratio; SII, systemic immune-inflammation index; SIRI, systemic inflammation response index
  2. Note: For categorical variables, frequencies and percentages are reported. For continuous variables, data are presented as either mean ± standard deviation (SD) for normally distributed data or median and interquartile range (IQR) for non-normally distributed data. P values < 0.05 were considered statistically significant and are denoted in bold
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BMC Infectious Diseases

ISSN: 1471-2334

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