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. 2013 Jan 28;6:28. doi: 10.1186/1756-3305-6-28

Table 5.

Associations of knowledge of Orang Asli participants about intestinal helminths with family size and household monthly income

Variable
Family size
Household monthly income
  >= 7 members < 7 members OR 95% CI >= RM500 < RM500 OR 95% CI
–Heard about worms
67(63.2)
65(59.6)
1.1
0.7, 2.0
43(66.2)
89(59.3)
1.3
0.7, 2.5
Signs and symptoms:
 
 
 
 
 
 
 
 
–At least one symptom
36(34.0)
27(24.8)
1.6
0.9, 2.8
24(36.9)
39(26.0)
1.7
0.9, 3.1
–Abdominal pain
12(15.4)
9(6.6)
2.5
1.0, 6.4*
12(18.5)
9(6.0)
3.5
1.4, 8.7*†
–Abdominal distension
9(11.3)
12(8.3)
1.4
0.5, 3.4
7(10.8)
14(9.3)
1.2
0.5, 3.1
–Vomiting
10(12.8)
5(3.6)
3.8
1.3, 9.8*
5 (7.7)
10(6.7)
1.2
0.4, 3.5
–Diarrhoea
11(14.1)
8(5.8)
2.6
1.1, 6.8*
7 (10.8)
12 (8.0)
1.4
0.5, 3.7
–Lack of appetite
8(7.3)
8(7.5)
1.0
0.4, 2.8
5 (7.7)
11(7.3)
1.1
0.4, 3.1
–Pale face
7(9.0)
5(3.6)
2.1
0.7, 7.3
2 (3.1)
10(6.7)
0.4
0.1, 2.1
Transmission:
 
 
 
 
 
 
 
 
–At least one way of transmission
26(24.5)
35(32.1)
0.7
0.3, 1.2
25(38.5)
36(24.2)
2.0
1.1, 3.7*
–Playing with soil
5(6.4)
7(5.1)
1.3
0.4, 4.1
4(6.2)
8(5.3)
0.9
0.2, 2.9
–Stagnant water
4(5.1)
10(7.3)
0.7
0.2, 2.2
5(7.7)
9(6.0)
1.3
0.4, 3.7
–Dirty hands
7(6.6)
8(7.3)
0.9
0.3, 2.6
7(10.8)
8(5.3)
2.1
0.7, 5.7
–Walking barefooted
7(6.6)
8(7.3)
0.9
0.3, 2.6
6(9.2)
9(6.0)
1.6
0.5, 4.6
–Eating contaminated food
6(5.7)
11(10.1)
0.5
0.2, 1.5
10(15.4)
7(4.7)
3.7
1.3, 9.7*†
Prevention:
 
 
 
 
 
 
 
 
–At least -one preventive measure
18(23.1)
17(12.4)
2.1
1.0, 4.4*
17(26.2)
18(12.0)
2.6
1.2, 5.4*
–Washing hands before eating
6(5.7)
10(9.2)
0.6
0.2, 1.7
9(13.8)
7(4.7)
3.2
1.2, 9.2*
–Wearing shoes when outside the house
7(6.6)
6(5.5)
1.2
0.4, 3.7
6(9.2)
7(4.7)
2.1
0.7, 6.4
–Taking de-worming drugs 12(11.3) 6(5.5) 2.2 0.8, 6.1 8(12.3) 10(6.7) 1.9 0.7, 5.2

All values are number (%). RM, Malaysian Ringgit; (US$1 = RM3.15). OR, Odds ratio. CI, Confidence interval. * Significant association (P<0.05). † Variables were confirmed by multiple logistic regression analysis as significant associated factors.