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Table 2 Factors associated with TB disease among children who are household contact of TB cases

From: Factors associated with tuberculosis disease among children who are household contacts of tuberculosis cases in an urban setting in Malaysia

Factors (n = 2576) Crude ORa 95% CI p-value Adj. ORb 95% CI p-value
Age group (years)    < 0.001    < 0.001
 5–14 1    1   
 < 5 3.84 (1.90,7.77)   9.48 (3.41,26.36)  
Sex    0.238 NS NS
 Male 1    
 Female 1.52 (0.76,3.04)   
Race    0.381 NS NS
 Non-Malay 1     
 Malay 1.41 (0.65,3.05)    
Nationality    0.003 NS NS
 Malaysian 1    
 Non-Malaysian 3.20 (1.47,6.95)   
Residential location    0.331 NS NS
 Kepong 1    
 Cheras 0.43 (0.16,1.19)   
 Titiwangsa 0.84 (0.36,1.92)   
 Lembah Pantai 1.32 (0.43,4.02)   
Type of housing    0.183 NS NS
 Low cost 1    
 Non low-cost 1.77 (0.76,4.09)   
Tuberculin skin test (TST)    < 0.001    < 0.001
 Negative 1    1   
 Positive 191.74 (84.49,435.13)   395.73 (134.17,1167.13)  
Investigation period (weeks)    < 0.001    < 0.001
 ≤ 6 1    1   
 > 6 4.01 (1.99,8.06)   7.48 (2.88,19.43)  
  1. aCrude odd ratio using simple logistic regression; bAdjusted odd ratio (multiple logistic regression using Backward likelihood method, Hosmer and Lemenshow test p-value 0.678, Nagelkerke R2 = 51.5%); 1 = reference, NS Not significant