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Table 3 Malaria related characteristics

From: Joint malaria surveys lead towards improved cross-border cooperation between Savannakhet province, Laos and Quang Tri province, Vietnam

Characteristics

Laos

Vietnam

P-value

(n = 400)

(n = 400)

n

%

n

%

Possession of bed nets (all types)

     

 No bed net

31

7.8

1

0.3

 

 1 – 2 nets

222

55.5

172

43.0

0.001

 More than 2

147

36.8

227

56.7

 

Average of persons: 1 net

2.6

 

2.3

  

Were net impregnated?

     

 Yes

247

61.8

3

0.8

< 0.001

 No

122

3.50

383

95.8

 

 Do not remember

0

0.0

13

3.2

 

 No bed net

31

7.7

1

0.2

 

Do you have enough bed nets?

     

 Yes

199

49.8

275

69.0

< 0.001

 No

170

42.5

124

31.0

 

 No bed net

31

7.7

1

0.2

 

Time family members usually go to bed (a)

     

 Before 08 p.m.

189

47.3

87

21.7

< 0.001

 08 – 11 p.m.

210

52.5

298

74.5

 

 After 11 p.m.

1

0.2

15

3.8

 

Slept under bed net last night

     

 Yes

333

83.3

390

97.5

< 0.001

 No

67

16.7

10

2.5

 

Used to stay overnight in the field

     

 Yes

68

17.0

56

14.0

0.31

 No

332

83.0

344

86.0

 

Slept under bed net when staying overnight in the field

(n = 68)

 

(n = 142)

  

 Yes

20

29.4

50

35.2

< 0.020

 No

47

69.1

76

53.5

 

 Do not remember

1

1.5

16

11.3

 

Distance of forest to house

     

 < 100 m

278

69.5

152

38.0

 

 100–200 m

95

23.7

37

9.3

<0.001

 >200 m

27

6.8

211

52.7

 

Any family member had malaria last 12 months?

     

 Yes

157

39.3

122

30.5

 

 No

240

60.0

226

56.5

< 0.001

 Do not remember

3

0.7

52

13.0

 

Treatment-seeking behaviour

     

 Public sector of Vietnam

147

36.8

362

90.5

 

 Public sector of Laos

146

36.5

0

0.0

 

 Village Health Volunteer/Village Health Worker

22

5.5

32

8.0

 

 Self-medication

54

13.5

2

1.5

 

 Others

31

7.7

0

0.0

 

Malaria disease caused by

     

 Flies

5

1.3

5

1.3

 

 Mosquito

289

72.3

328

82.0

 

 Earth/water/weather

7

1.7

9

2.3

 

 Go to forest

30

7.5

5

1.3

< 0.001

 Others

38

9.5

4

1.1

 

 Do not know

31

7.7

49

12.0

 

No. of border crossings during the last 12 months

     

 0

88

22.0

328

82.0

 

 1 – 50 times

171

42.8

72

18.0

< 0.001

 50 – 100

98

24.5

0

0.0

 

 >100

43

10.7

0

0.0

 

Main reasons for crossing the border

(n = 312)

 

(n = 72)

0.0

 

 Visit friends and relatives

76

24.3

23

32.0

 

 Seeking treatment or buying drugs

165

52.8

0

0.0

 

 Other business

71

22.7

49

68.0

 

Used bed net when staying overnight in another country

(n = 88)

 

(n = 72)

  

 Always used

45

51.1

17

23.6

 

 Sometimes

10

11.4

16

22.2

0.001

 Never used

33

37.5

39

54.2

 
  1. a: Ranged from 6 p.m. to 12 p.m. in Lao villages and from 8 p.m. to 12 p.m. in Vietnamese villages.