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Table 4 Intervention effects by socio-economic status of respondents

From: The impact of a hybrid social marketing intervention on inequities in access, ownership and use of insecticide-treated nets

Ma

Low (0–1)

Medium-low (2)

Medium (3)

High (4+)

Test for interactionsc

 

(1) Comp. (n = 363)

(2) Inter. (n = 492)

(3) Comp. (n = 344)

(4) Inter. (n = 433)

(5) Comp. (n = 234)

(6) Inter. (n = 369)

(7) Comp. (n = 245)

(8) Inter. (n = 506)

(9) Test statistic

(10) p

Knowledge of malaria

          

   Mosquito bites cause malaria

52.0%

71.1%

56.7%

73.9%

55.4%

72.0%

69.5%

85.3%

0.60

0.896

Knowledge of nets and treatment

          

   Familiar with mosquito nets

86.3%

95.0%

92.6%

95.3%

94.5%

95.6%

95.3%

96.8%

6.92

0.074

   Ever heard of insecticide treatment

6.9%

42.2%

11.6%

47.9%

17.7%

56.4%

25.7%

63.2%

5.63

0.131

   ITN kills or repels mosquitoes

4.6%

32.5%

8.4%

38.2%

12.9%

43.4%

19.2%

47.0%

10.25

0.017

   Know that ITN needs re-treatment

0.3%

14.4%

0.0%

19.7%

2.3%

20.9%

7.2%

26.3%

29.94

0.000

   No disadvantages to ITN

3.1%

17.3%

4.9%

25.6%

11.0%

31.6%

13.8%

27.8%

12.22

0.007

   Ever heard of PowerNET

4.9%

63.7%

6.4%

65.8%

9.7%

69.2%

25.0%

76.4%

18.84

0.000

   Ever heard of POWERCHEM

0.0%

16.0%

0.6%

19.0%

1.4%

23.3%

5.0%

29.4%

16.22

0.001

Access to mosquito nets

          

   Access to mosquito nets (in minutes)

282.76

132.49

216.73

138.10

198.85

147.47

171.93

107.90

8.85

0.000

   Access to nets in 15 minutes or less

4.4%

26.4%

5.6%

22.4%

9.4%

28.5%

17.7%

38.1%

9.80

0.020

Beliefs about malaria protection

          

   One can protect oneself from malaria

52.6%

69.3%

53.1%

72.8%

61.7%

77.6%

64.2%

83.5%

1.86

0.601

   One can protect by using a net

11.4%

34.9%

12.8%

34.8%

20.5%

35.8%

30.6%

44.9%

12.98

0.005

   One can protect by using an ITN

0.4%

5.1%

0.6%

7.6%

0.4%

11.2%

2.2%

11.1%

4.84

0.184

Behaviour

          

Number of mosquito nets in household

0.15

0.16

0.10

0.23

0.22

0.42

0.57

0.88

6.86

0.000

Number of ITNs owned by household

0.07

0.10

0.03

0.15

0.04

0.27

0.05

0.51

27.48

0.000

   Ever had ITN in household

0.0%

6.8%

0.0%

12.0%

2.0%

21.0%

4.3%

26.8%

12.25

0.007

   Ever bought PowerNET

0.0%

6.8%

0.0%

12.3%

2.0%

22.2%

4.6%

29.5%

12.22

0.007

   Ever bought POWERCHEM

0.0%

1.9%

0.0%

4.6%

0.4%

9.4%

1.7%

11.1%

5.66

0.129

   Usually sleeps under a net

1.1%

6.9%

2.1%

9.5%

7.6%

20.2%

17.9%

30.4%

7.76

0.051

  1. a Means and proportions adjusted for age of respondent, sex of respondent, urban/rural residence; education, marital status, and number of children. b Not adjusted for marital status (divorced/separated/windowed). c Test statistic depends on whether adjusted mean or adjusted proportion was estimated: for adjusted means the test statistics used an F-test was used with 7 and 2971 df for the between group differences and with 3 and 2971 df for the interaction effects, for adjusted proportions a likelihood ratio test was used following a χ2 distribution with 7 df for the between group differences and 3 df for the interaction effect.
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Malaria Journal

ISSN: 1475-2875

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