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Table 3 The univariate analysis of the association between household characteristics and malaria-affected households (n = 313)

From: Predictors of malaria-association with rubber plantations in Thailand

Categorical variables

No. (%) of malaria-affected households (n = 70)

No. (%) of malaria-unaffected households (n = 243)

P-value

Hamlet settlement

  

<0.001*

 Ban Hin Tern

44 (62.9)

58 (23.9)

 

 Others

26 (37.1)

185 (76.1)

 

Household economic status

  

0.016**

 Low class

34 (48.6)

73 (30.0)

 

 Middle class

19 (27.1)

87 (35.8)

 

 High class

17 (24.3)

83 (34.2)

 

Domestic animals present

(n = 65)

(n = 233)

0.154

 Yes

33 (50.8)

93 (39.9)

 

 No

32 (49.2)

140 (60.1)

 

Distance from the nearest road

(n = 64)

(n = 219)

0.015*

 ≤10 m

26 (40.6)

129 (58.9)

 

 >10 m

38 (59.4)

90 (41.1)

 

Distance from the nearest reservoir connecting brooks

(n = 64)

(n = 219)

<0.001**

 Absence within 500 m

29 (45.3)

41 (18.7)

 

 Presence ≤200 m

6 (9.4)

73 (33.3)

 

 Presence >200 m

29 (45.3)

105 (48.0)

 

IRS coveragea

  

0.212

 Not receiving

18 (25.7)

81 (33.3)

 

 Receiving irregularly

42 (60.0)

142 (58.4)

 

 Receiving regularly

10 (14.3)

20 (8.3)

 

ITNs/LLINs coverageb

  

<0.001*

 Not receiving

18 (25.7)

130 (53.5)

 

 Receiving

52 (74.3)

113 (46.5)

 

Utilization of mosquito nets

  

0.004**

 Non-use

0 (0.0)

14 (5.7)

 

 Sleeping under nets

33 (47.1)

153 (63.0)

 

 Sleeping under nets/ITNs/ LLINs intermittently

19 (27.1)

40 (16.5)

 

 Sleeping under ITNs/LLINs only

18 (25.8)

36 (14.8)

 
  1. Household-level coverage of IRSa during years 2007–2010 and ITNs/LLINsb during years 2008–2010 as described in the text. Statistically significant with *Yates corrected χ2 test (P < 0.05), or **Pearson’s χ2 test (P < 0.05), for two-independent samples.