Table 2 Clinical characteristics of COVID-19 patients on admission

BMI, kg/m²

Overweigh, yes

52

22.2

34

26.4

86 (23.7%)

0.37

\(\overline{{\text{X}} }\)± SD

23 ± 3.7

22.8 ± 4.2

22.9 ± 3.9

0.68

Fever, yes

141

57.3

52

40.3

193 (51.5%)

0.002

Cough, yes

203

82.5

103

79.8

306 (81.6%)

0.52

Shortness of breath, yes

171

69.5

120

93.0

291 (77.6%)

 < 0.001

Acute disorder of consciousness, yes

01

0.4

10

7.8

11 (2.9%)

 < 0.001

Respiratory rate

(breaths/minute)

 > 25

25

10.2

35

27.1

60 (16%)

 < 0.001

\(\overline{{\text{X}} }\)± SD

20.8 ± 3.4

23.5 ± 8.3

21.7 ± 5.8

 < 0.001

Pulse (beats/minute)

 > 100

42

17.1

31

24.0

73 (19.5%)

0.1

\(\overline{{\text{X}} }\)± SD

90.4 ± 15.2

91 ± 15

90.6 ± 15.1

0.7

SpO2 (%)

 < 94

56

22.8

69.0

53.5

125 (33.3%)

 < 0.001

\(\overline{{\text{X}} }\)± SD

93.7 ± 10.4

91 ± 7.6

92.8 ± 9.6

0.005

Supplemental oxygen requirement, yes

150

61.0

114

88.4

264 (70.4%)

 < 0.001

Flow of oxygen > 5 (liters/minute)

104

42.3

110

85.3

214 (57.1%)

 < 0.001