Table 2 COVID clinical symptoms and laboratory results

Fever

72.8% (91)

71.1% (69)

78.6% (22)

0.482

Cough

49.6% (62)

51.5% (50)

42.9% (12)

0.521

Expectorations

21.6% (27)

18.6% (18)

32.1% (9)

0.190

Polypnea

51.2% (64)

42.3% (41)

82.1% (23)

< 0.0001

Desaturation

50.4% (63)

43.3% (42)

75.0% (21)

0.002

Minimum saturation

90 (88–92)

90 (88–92)

90 (88–91)

0.167

Digestive symptoms

16.8% (21)

18.6% (18)

10.7% (3)

0.400

Asthenia

76.8% (96)

72.2% (70)

92.9% (26)

0.023

Myalgia

15.2% (19)

15.5% (15)

14.3% (4)

1.000

Anorexia

56.8% (71)

53.6% (52)

67.9% (19)

0.201

Headache

4.0% (5)

4.1% (4)

3.6% (1)

0.688

Confusion, delirium

82.4% (103)

81.4% (79)

85.7% (24)

0.780

Initial fall

35.2% (44)

33.0% (32)

42.9% (12)

0.373

 Haemoglobin, g/dL

12.1 (10.9–13.08)

12.2 (10.9–13.3)

11.6 (10.3–12.7)

0.152

 Lymphocytes count (mm³)

0.99 (0.73–1.29)

1.0 (0.8–1.3)

0.9 (0.6–1.2)

0.032

 Lymphopaenia, %

84.8% (106)

85.6% (83)

82.1% (23)

0.544

 White blood cell count (mm³)

5.8 (3.9–7.9)

5.4 (3.9–7.1)

6.2 (4.1–8.7)

0.070

 Platelets count (mm³)

207 (164.3–265)

210 (170–261)

202 (150–283)

0.995

 Thrombopaenia, %

16.0% (20)

13.4% (13)

25.0% (7)

0.146

 Initial C-reactive protein, mg/dL

30.85 (8.75–84.75)

25.8 (8.0–64.5)

76.0 (33.0–44.0)

< 0.0001

 Initial creatinine, μmol/L

78 (64–103.8)

74.0 (63.5–94.0)

127.0 (70.0–159.0)

0.003

 Aspartate aminotransferase, U/L

36 (24–54)

35 (24–53)

46 (32–61)

0.053

 Alanine aminotransferase, U/L

18 (13–31)

17.00 (13.00–31.00)

23.50 (12.75–34.75)

0.438

 Albumin, g/L

30 (26–34)

30.8 (27–34)

28.5 (23–33)

0.088

 Troponin positivity, %^#

35.5% (22)

30.4% (14)

50.0% (8)

0.032