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Table 5 Results of the binary logistic regression

From: Demographic, socio-economic and other associated risk factors for self-medication behaviour among university students of Sri Lanka: a cross sectional study

Parameter

Total respondents

Prevalence of SM behaviour

P value

Odds Ratio

95% Confidence Interval for the Odds ratio Number

n

%

n

%

Gender

Female

314

44.9

230

73.2

0.081

Reference

 

Male

386

55.1

316

81.9

1.65

0.92–2.01

Age

(Years)

20–23

280

40.0

218.0

77.9

0.001

Reference

 

24–26

384

54.9

312.0

81.3

1.23

1.05–1.61

> 26

36

5.1

16.0

44.4

0.23

0.12–0.74

Locality

Rural

185

26.4

101.0

54.6

0.004

Reference

 

Semi-Urban

290

41.4

237.0

81.7

3.72

2.60–4.13

Urban

225

32.1

208.0

92.4

10.18

8.20–10.75

Field of study

Agriculture & Food Sciences

212

30.3

190.0

89.62

< 0.001

Reference

 

Arts

100

14.3

41.0

41.00

0.08

0.03–0.68

Biological Sciences

114

16.3

108.0

94.74

2.08

1.46–3.02

Commerce and Management

76

10.9

52.0

68.42

0.25

0.13–0.71

Physical and Applied Sciences

92

13.1

70.0

76.09

0.37

0.22–0.97

Technology

106

15.1

85.0

80.19

0.47

0.27–0.94

Year of study

First year

144

20.6

84.0

58.3

< 0.001

Reference

 

Second year

170

24.3

108.0

63.5

1.24

1.06–1.70

Third year

182

26.0

156.0

85.7

4.29

3.05–4.82

Fourth year

204

29.1

198.0

97.1

23.57

20.88–24.45