Table 2 Results of Widal test and its association with socio-demographic and other risk factors in febrile patients attending Ambo hospital, from February to December, 2016, (n = 372)

Highland > 2300 m

89

47

52.81

0.8376

0.658

Midland 1900-2300 m

269

153

56.88

Low land < 1900 m

14

9

64.29

≥36 years

118

52

44.07

12.19

0.002

7-18 years

49

26

53.06

19–35 years

205

131

63.90

Male

152

74

48.68

5.87

0.015

Female

220

135

61.36

Protestant

185

90

48.65

12.53

0.002

Orthodox

171

105

61.40

Others

16

14

87.50

Illiterate

91

47

51.65

1.96

0.581

High School

70

38

54.29

Tertiary

74

41

55.41

Elementary

137

83

60.58

Married

264

143

54.17

1.50

0.220

Single

108

66

61.11

6–8

110

59

53.64

1.53

0.675

3–5

122

66

54.10

9–12

25

14

56.0

≤ 2

115

70

60.87

Occupation

Gov’t employee

60

28

46.67

3.95

0.266

Self-employee

95

51

53.68

Student

90

52

57.78

House wife

127

78

61.42

Knowledge

No

249

135

54.22

1.18

0.277

Yes

123

74

60.16

No

304

164

53.95

3.38

0.066

Yes

68

45

66.18

No

119

55

46.22

7.06

0.008

Yes

253

154

60.87

No

233

130

55.79

0.038

0.845

Yes

139

79

56.83

Water Source

Pipe

257

135

52.53

4.51

0.034

Stream

115

74

64.35

Toilet in home

Yes

299

164

54.85

1.10

0.294

No

73

45

61.64

Other disease

Yes

62

30

48.39

1.83

0.175

No

310

179

57.74

Anti-acid

Yes

74

39

52.70

0.45

0.500

No

298

170

57.05

Hand wash

Yes

196

110

56.12

0.0006

0.98

No

176

99

56.26

Culture

Negative

362

201

55.52

2.37

0.124

Positive

10

8

80.00