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Table 1 Univariate analysis of predictors for lost follow-up of HIV-exposed children in IMIP, Brazil, 2000-2009

From: Predictors of loss to follow-up among children registered in an HIV prevention mother-to-child transmission cohort study in Pernambuco, Brazil

  Lost follow-up Complete follow-up Odds-ratio   
  N (%) N (%) (CI 95%) χ 2 p-value
Maternal age        
 ≥ 20 years 153 (14.8%) 880 (85.2%) 1   
 < 20 years 30 (21.1%) 112 (78.9%) 1.54 (0.99-2.39) 3.79 0.053
 Unknown 2   23     
Level of education        
 > 8 years of study 49 (12.7%) 338 (87.3%) 1   
 ≤ 8 years of study 132 (17.4%) 627 (82.6%) 1.45 (1.02-2.07) 4.31 0.039
 Unknown 4   50     
Place of residence        
 Capital or metropolitan region 122 (13.5%) 779 (86.5%) 1   
 Rural and remote areas 63 (21.1%) 236 (78.9%) 1.70 (1.22-2.39) 9.76 0.002
Use of illicit drugs        
 No 149 (15.2%) 833 (84.8%) 1   
 Yes 23 (22.8%) 78 (77.2%) 1.65 (1.00-2.71) 3.96 0.049
 Unknown 13   104     
Time of maternal HIV diagnosis        
 Before/during pregnancy 133 (14.8%) 768 (85.2%) 1   
 At/after delivery 48 (18.1%) 217 (81.9%) 1.28 (0.89-1.84) 1.75 0.185
 Unknown 4   30     
Initiation of PMTCT during pregnancy        
 No 78 (19.0%) 333 (81.0%) 1   
 Yes 104 (13.5%) 667 (86.5%) 0.67 (0.48-0.92) 6.20 0.013
 Unknown 3   15     
Prenatal care        
 No 17 (19.5%) 70 (80.5%) 1   
 Yes 143 (14.5%) 845 (85.5%) 0.70 (0.40-1.22) 1.62 0.203
 Unknown 25   100     
Prenatal care at IMIP        
 No 85 (17.4%) 404 (82.6%) 1   
 Yes 63 (12.3%) 448 (87.7%) 0.67 (0.47-0.95) 5.06 0.024
 Unknown 37   163     
Delivery at IMIP        
 No 59 (15.0%) 335 (85.0%) 1   
 Yes 89 (14.3%) 533 (85.7%) 0.95 (0.66-1.35) 0.08 0.769
 Unknown 37   147     
Year of child birth        
 2005-2009 121 (16.4%) 616 (83.6%) 1   
 2000-2004 64 (13.8%) 399 (86.2%) 0.82 (0.59-1.13) 1.47 0.226
  1. IMIP: Instituto de Medicina Integral Professor Fernando Figueira; PMTCT: prevention of mother-to-child transmission.