Table 2 Univariable and multivariable logistic regression to evaluate the probability of administering antibiotics with vs without swab and the other severalrisk factors

 Yes

131

61.8

81

38.2

1

 No

26

14.9

148

85.1

9.21

5.6-15.2

<0.001

29.28

13.5-63.5

<0.001

42

36

47

39

1.00

1.0-1.0

0.266

 <12 months

69

45.1

84

54.9

1

 >12 months

88

37.8

145

62.2

1.4

0.9-2.0

0.152

 Female

75

42.6

101

57.4

1

0.8-1.7

0.478

 Male

82

39.0

128

61.0

1.0

3

2-4

4

3-5

2.0

1.6-2.5

<0.001

0.97

0.7-1.4

0.854

 Fever >38°

no

29

41.4

41

58.6

1

yes

128

40.5

188

59.5

1.0

0.6-1.8

0.887

 Rhinitis

no

74

44.3

93

55.7

1

yes

83

37.9

136

62.1

1.3

0.9-2.0

0.204

 Earache

no

150

41.9

208

58.1

1

yes

7

25.0

21

75.0

2.2

0.9-5.2

0.086

4.4

0.9-21.6

0.069

 Pharyngitis

no

93

45.8

110

54.2

1

yes

64

35.0

119

65.0

1.6

1.0-2.4

0.031

2.75

1.5-5.2

0.002

 Cough

no

56

40.6

82

59.4

1

yes

101

40.7

147

59.3

1.0

0.7-1.5

0.978

 Lower respiratory tract symptoms

no

153

44.5

191

55.5

1

yes

4

9.5

38

90.5

7.6

2.7-21.8

<0.001

16.27

4.0-66.0

<0.001

 Loss of appetite

no

90

46.6

103

53.4

1

yes

67

34.7

126

65.3

1.6

1.1-2.5

0.017

1.01

0.5-1.9

0.977

 Vomit

no

155

45.9

183

54.1

1

yes

2

4.2

46

95.8

19.5

4.7-81.5

<0.001

19.71

4.8-81.3

<0.001

 Diarrhea

no

151

44.8

186

55.2

1

yes

6

12.2

43

87.8

5.8

2.4-14.0

<0.001

6.29

2.0-20.0

0.002

Hospitalization (n,%)

no

72

76.6

22

23.4

1

yes

85

29.1

207

70.9

8.0

4.6-13.8

<0.001

8.39

3.4-21.0

<0.001