Yes

56

40.0

84

60.0

0.57

0.31 - 1.05

0.07

Hiccough

No

59

35.3

108

64.7

1

-

-

Yes

18

36.7

31

63.3

0.94

0.48 - 1.82

0.86

Fever

No

26

34.7

49

65.3

1

-

-

Yes

51

36.2

90

63.8

0.93

0.52 - 1.68

0.82

Dizziness

No

66

34.5

126

65.5

1

-

-

Yes

9

47.4

10

52.6

0,58

0.22-1.50

0.26

Cough

No

58

34.3

111

65.7

1

-

-

Yes

19

40.4

28

59.6

0.77

0.39 - 1.49

0.44

Diarrhea

No

55

42.3

75

57.7

1

-

-

Yes

22

25.6

64

74.4

2.13

1.17 - 3.87

0.01

Asthenia

No

12

27.9

31

72.1

1

-

-

Yes

65

37.6

108

62.4

0.64

0.30 - 1.34

0.24

Anorexia

No

18

28.1

46

71.9

1

Yes

59

38.8

93

61.2

0.61

0.32 - 1.16

0.14

Duration between the onset of symtoms and the last contact at the ETC

15.43 ± 8.9

11.10 ± 12.18

0.96

0.93 - 0.99

0.02