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Table 2 Socio demographic information of asthma cases and healthy controls

From: Genetic, familial and environmental correlates of asthma among early adolescents in Sri Lanka: a case control study

Variable

Case (N = 145)

Control (N = 285)

Unadjusted OR (95% CI)

 

No

%

No

%

 

Sex

     

Male

92

63.4

155

54.4

0.6 (0.4-1.0)

$Female

53

36.6

130

45.6

 

Number of children

     

One child

23

15.9

17

6.0

2.9* (1.5-5.7)

$More than one child

122

84.1

268

94.0

 

Birth order

     

First born

85

58.6

126

44.2

1.7* (1.1-2.6)

$Later born

60

41.3

159

55.7

 

Mother’s educational level

     

Up to secondary level

75

51.7

140

49.1

1.1 (0.7-1.6)

)$Above secondary

69

47.5

143

50.1

 

Don’t know

1

0.6

2

0.7

 
  1. *significant at p < 0.05 level (2 tailed) $-reference category.