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Table 2 Multivariable logistic regression analysis for factors associated with practice of blood donation among health professionals in Tigray public hospitals, north Ethiopia August–September 2016 (n = 556)

From: Blood donation practice and associated factors among health professionals in Tigray regional state public hospitals, northern Ethiopia

Explanatory variables Ever donated blood COR (95% Cl) AOR (95% Cl)
Yes No
Age
 ≤ 22 9 (3.4%) 26 (9%) 1  
 23–29 86 (32.3%) 132 (45.5% 1.882 (0.841, 4.211) 1.847 (0.750, 4.547)
 ≥ 30 171 (64.3% 132 (45.5% 3.742 (1.696, 8.257) 2.756 (1.055, 7.197)*
Marital status
 Single 78 (29.3%) 140 (48.3% 1  
 Married 159 (59.8% 134 (46.2% 2.130 (1.486, 3.052) 1.729 (1.091, 2.739)*
 Divorced 20 (7.5%) 13 (4.5%) 2.761 (1.303, 5.853) 1.644 (0.679, 3.985)
 Widowed 9 (3.4%) 3 (1%) 5.385 (1.416, 20.47) 2.402 (0.549, 10.505)
Educational status
 Specialist 2 (0.8%) 7 (2.4%) 1  
 Diploma 132 (49.6% 121 (41.7% 1.284 (0.911, 1.811) 0.950 (0.626, 1.443)
 Degree 124 (46.6% 146 (50.3% 0.505 (0.188, 1.352) 0.315 (0.104, 0.95)*
 Masters and above 6 (2.3%) 14 (4.8%) 0.336 (0.069, 1.649) 0.370 (0.070, 1.954)
 Others 2 (0.7%) 2 (0.8%) 1.177 (0.163, 8.481) 1.127 (0.116, 10.926)
Service year (years)
 0–6 115 (43.2% 180 (62.1% 1  
 7–12 29 (10.9%) 37 (12.8%) 1.227 (0.715, 2.104) 1.124 (0.575, 2.198)
 ≥ 13 122 (45.9% 73 (25.1%) 2.616 (1.802, 3.797) 1.538 (0.904, 2.619)
Motivation donate blood
 No 54 (20.3%) 81 (27.9%) 1  
 Yes 212 (79.7% 209 (72.1% 1.522 (1.026, 2.256) 0.623 (0.387, 1.003)
HIV test in the past
 No 225 (84.6% 221 (76.2% 1  
 Yes 41 (15.4%) 69 (23.8%) 0.58 (0.380, 0.896) 0.665 (0.398, 1.110)
Knowledge
 In adequate 73 (27.4%) 165 (56.9% 1  
 Adequate 193 (72.6% 125 (43.1% 3.490 (2.455, 4.982) 3.403 (2.296, 5.044)*
Attitude
 In adequate 108 (40.6% 205 (70.7% 1  
 Adequate 158 (59.4% 85 (29.3%) 3.528 (2.482, 5.016) 3.419 (2.320, 5.041)*
  1. *p value ≤ 0.05 considered as statistical significant