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Table 3 Univariate analysis: estimates of the effect of each explanatory variable on the probability that a net was used the night prior to the survey

From: Factors associated with use and non-use of mosquito nets owned in Oromia and Amhara Regional States, Ethiopia

   Total % OR P 95% CI
Household Characteristics
Regional State*** Amhara 570 40.98    
  Oromia 821 59.02 0.61 <0.001 0.47 - 0.80
Locale Rural 876 62.98    
  Peri-urban 261 18.76 0.74 0.081 0.53 - 1.04
  Urban 254 18.26 1.37 0.100 0.94 - 1.99
Household number of children <5 0 610 43.85    
  1 781 56.15 1.15 0.308 0.88 - 1.49
Household number of pregnant women 0 1286 92.45    
  1 105 7.55 1.05 0.828 0.64 - 1.74
Household size - number of persons 1-4 458 32.93    
  5-7 649 46.66 0.73 0.609 0.21 - 2.46
  >7 284 20.42 0.48 0.198 0.15 - 1.47
Number of household nets* 1 289 20.78    
  2 766 55.07 0.71 0.025 0.53 - 0.96
  >3 336 24.16 0.80 0.251 0.54 - 1.17
Net density: #nets/#people in HH 0.00 - 0.25 316 22.72    
  0.26 - 0.50 855 61.47 1.17 0.317 0.86 - 1.59
  >0.51 220 15.82 0.77 0.214 0.51 - 1.16
Household member had malaria in prior year No 771 55.43    
  Yes 600 43.13 1.24 0.114 0.95 - 1.16
Household received IRS in the past year** No 948 68.15    
  Yes 443 31.85 1.47 0.007 1.11 - 1.94
Household received free ITNs** No 191 13.73    
  Yes 1190 85.55 0.55 0.005 0.36 - 0.83
  No 1395 97.42    
Household got ITN with a voucher Yes 37 2.37 2.11 0.051 1.00 - 4.47
Households bought ITNs** No 1084 75.70    
  Yes 348 24.30 1.52 0.01 1.11 - 2.08
Respondent's Knowledge
Knows mosquitoes transmit malaria* No 295 21.21    
  Yes 1084 67.86 1.41 0.029 1.04 - 1.91
Knows signs of malaria 0 41 2.95    
  1-2 994 71.46 1.55 0.184 0.81 - 2.97
  3+ 346 24.87 1.84 0.083 0.92 - 3.66
ITN Characteristics
Net age (months)* 0 - 6 445 31.99    
  6 - 12 124 8.91 1.92 0.015 1.13-3.27
  >12 723 51.98 1.01 0.968 0.76-1.33
Net condition*** New or like new 593 42.63    
  Worn but no holes; patched 498 35.80 0.89 0.433 0.66 - 1.20
  Small holes 92 6.61 1.10 0.717 0.65 - 1.87
  Large holes 42 3.02 0.33 0.001 0.17 - 0.65
Net size Single/cot 13 0.93    
  Double 931 66.93 0.90 0.865 0.26 - 3.07
  Triple/family size 339 24.37 0.68 0.542 0.20 - 2.35
Net shape*** Rectangular 1177 84.62    
  Conical 126 9.06 2.62 <0.001 1.55 - 4.42
Net colour* Blue 1084 77.93    
  Green 87 6.25 0.68 0.137 0.41 - 1.31
  White 111 7.98 1.80 0.022 1.09 - 2.98
Net was purchased*** No 1096 78.79    
  Yes 237 17.04 1.84 0.001 1.28 - 2.65
  1. Significance: * p <= 0.05; ** p <= 0.01; *** p <= 0.001