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Table 4 Risk factor analysis for appropriate ITN use the night before survey (using survey logistic regression; N = 141)

From: Why using bed nets is a challenge among minority populations in Central Vietnam

Risk factors n/N % 95% CI OR 95% CI AOR 95% CI
Gender
 Male 51/67 76.1 [0.63; 0.85] 1    
 Female 65/74 87.8 [0.76; 0.94] 2.26 [0.88; 5.80] 8.08 [1.73; 37.86]*
Education        
 Illiterate 31/43 72.1 [0.55;0.84] 1   
 Primary 41/49 83.7 [0.70; 0.91] 1.98 [0.75; 5.22]  
 Secondary and higher 37/41 90.2 [0.76; 0.96] 3.58 [1.12; 11.48]*
Occupation        
 None (children, disabled) 15/23 65.2 [0.43; 0.81] 1   
 Farmers 52/64 81.2 [0.70; 0.88] 2.31 [0.94; 5.62]  
 Others (officer, business etc.) 42/46 91.3 [0.79; 0.88] 5.6 [1.78; 17.58]*
Coverage of ITNs        
 1–2.5 persons/net 90/99 90.9 [0.82; 0.95] 4.61 [1.60;13.31]*  
 3–10 person/net 26/38 68.4 [0.49; 0.82] 1  
Knowledge of mosquito bites-malaria link
 No 88/112 78.6 [0.68; 0.85] 1   1  
 Yes 26/27 96.4 [0.76; 0.99] 7.0 [0.90; 55.40] 7.43 [1.70; 32.41]*
Sufficient coverage of ITNs
 No 24/41 58.5 [0.41; 0.73] 1   1  
 Yes 92/98 93.9 [0.87;0.97] 10.86 [3.84; 30.70]** 21.69 [4.61; 102.07]**
Sufficient coverage of blankets
 No 10/16 62.5 [0.35; 0.83] 1    
 Yes 106/125 84.8 [0.75; 0.90] 3.34 [0.95; 11.79]
Sleeping around the kitchen fire
 No 84/88 95.5 [0.88; 0.98]    1  
 Yes 32/53 60.4 [0.43; 0.75] 13.781 [4.53; 41.91]** 24.57 [4.74; 127.22]**
Sleeping under a blanket the night before the survey
No 12/19 63.2 [0.37; 0.82] 1    
Yes 104/122 85.3 [0.75; 0.91] 0.30 [0.09; 0.96]*
  1. CI Confidence interval, OR Odd ratio, AOR Adjusted odd ratio
  2. *p < 0.1; **p < 0.001