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Table 4 Comparison of responses to pre- and post-spraying precautions: attendees’ likelihood of answering correctly before and after the performance

From: A community-based education programme to reduce insecticide exposure from indoor residual spraying in Limpopo, South Africa

 

Precaution

 

All (% correct)

Sprayed (% correct)

Pre

Post

RR (95% CI)a

Pre

Post

RR (95% CI)a

Before spraying

Set out tea for the sprayers

N/Ab

7.1

5.6

0.69 (0.40, 1.18)

5.4

2.3

0.40 (0.19, 0.83)*

Remove all food from the home

+

74.0

82.6

1.11 (1.05, 1.17)*

76.6

84.9

1.11 (1.02, 1.20)*

Remove drinking water from home

+

68.9

71.6

1.04 (0.96, 1.14)

70.9

74.6

1.05 (0.98, 1.14)

Leave cupboards open

–

79.4

87.0

1.10 (1.05, 1.15)*

82.6

89.0

1.08 (1.02, 1.14)*

Close all cupboards

+

33.1

41.2

1.28 (1.07, 1.52)*

33.1

44.8

1.40 (1.19, 1.65)*

Remove bedding from the home

+

21.5

64.7

3.07 (2.44, 3.86)*

20.7

63.5

3.03 (2.30, 4.00)*

Clean and wax the floor

N/A

16.7

19.8

1.14 (0.89, 1.47)

17.4

15.4

0.90 (0.66, 1.22)

Cover items that cannot be moved with fabric

N/A

52.5

51.2

0.97 (0.85, 1.10)

59.5

57.9

0.97 (0.84, 1.12)

Cover items that cannot be moved with plastic sheet

+

45.4

67.2

1.47 (1.33, 1.62)*

43.1

66.6

1.54 (1.36, 1.74)*

Lead animals away from the home

+

31.3

54.2

1.77 (1.59, 1.96)*

31.8

56.5

1.74 (1.49, 2.05)*

Close animals inside the home

−

94.6

91.7

0.97 (0.93, 1.00)

95.7

91.3

0.95 (0.91, 1.00)

Keep your children’s toys inside

−

90.5

91.4

1.01 (0.98, 1.04)

91.3

92.6

1.02 (0.98, 1.05)

After spraying

Sweep the floor

+

39.7

54.1

1.39 (1.20, 1.62)*

39.1

55.5

1.44 (1.15, 1.79)*

Feed dead insects to animals

−

93.6

96.1

1.02 (1.01, 1.04)*

96.0

97.7

1.01 (0.99, 1.04)

Discard dead insects in waste heap

−

59.5

76.5

1.32 (1.25, 1.40)*

60.9

79.6

1.34 (1.24, 1.45)*

Discard dead insects in latrine

+

44.8

71.8

1.60 (1.47, 1.73)*

45.8

73.2

1.59 (1.41, 1.80)*

Wash your children’s toys

+

48.3

47.5

0.98 (0.85, 1.14)

54.5

46.8

0.87 (0.78, 0.97)*

Burn dead insects

+

29.6

46.5

1.57 (1.25, 1.96)*

27.8

52.2

1.82 (1.39, 2.37)*

Wash furniture and seating left inside with soap and water

+

50.2

54.7

1.10 (0.99, 1.22)

51.5

52.8

1.02 (0.90, 1.16)

Wash the floor with soap and water

+

52.7

52.4

0.99 (0.93, 1.06)

53.2

51.2

0.97 (0.87, 1.09)

Wash walls with soap and water

−

77.5

81.6

1.05 (1.01, 1.10)*

78.6

84.3

1.07 (1.00, 1.13)

Rinse wash rag well before using it again

−

61.1

76.4

1.26 (1.14, 1.38)*

59.2

77.9

1.33 (1.14, 1.55)*

Discard wash rag after using it

+

32.1

64.7

2.10 (1.75, 2.51)*

30.4

69.2

2.23 (1.68, 2.97)*

Re-plaster or re-paint or wash walls as soon as possible

−

89.2

89.7

1.00 (0.97, 1.04)

93.0

92.3

0.99 (0.95, 1.04)

  1. *p < 0.05
  2. aModels adjusted for sex and age, using mixed-effects models with a random intercept for village and attendee
  3. b+ indicates that the behaviour should be performed, − indicates the behaviour should not be performed, and N/A indicates that it would not affect insecticide exposure
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Malaria Journal

ISSN: 1475-2875

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