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Table 3 Bivariate and multivariable logistic regression analysis for exposure factors associated with animal-bite in selected counties, Kenya, 2011–2016

From: Epidemiology and surveillance of human animal-bite injuries and rabies post-exposure prophylaxis, in selected counties in Kenya, 2011–2016

Variable Young (< 15 years) (2351) n (%) Adult (15+ years) (n = 4382) n (%) OR (95% CI) Adjusted Odds Ratio (AOR)
Biting animal
 Owned Dog a 2011 (78) 3094 (68) 1.7 (1.5, 1.9) 1.2 (1.1, 1.3)
 Unowned Dog 403 (16) 1109 (24) 0.6 (0.5, 0.7) NS
 Cat 152 (6) 262 (6) 1 (0.8, 1.3) NS
 Human 3 (0.1) 43 (0.9) 0.1 (0.02, 0,38) NS
 Livestock b 21 (0.8) 55 (1) 0.7 (0.43, 1.11) NS
 Others c 2 (0.1) 10 (0.2) 0.4 (0.04, 1.66) NS
Sex
 Male 1573 (60) 2400 (52) 1.4 (1.3, 1.5) 1.5 (1.3, 1.7)
 Female 1034 (40) 2193 (48) Ref  
Bite Site
 Leg/Thigh 775 (60) 1173 (74) 0.5 (0.5, 0.6) NS
 Arm 323 (25) 344 (22) 1.2 (1, 1.5) NS
 Trunk 83 (7) 39 (3) 2.8 (1.9, 4.1) NS
 Head/Face 67 (5) 15 (1) 5.8 (3.3, 10.2) 1.8 (1.3, 2.6)
 Buttock/Groin 36 (3) 17 (1) 2.7 (1.5, 4.8) NS
PEP
 Yes 1942 (84) 3629 (90) 0.6 (0.54, 0.72) 0.3 (0.2, 0.3)
 No 364 (16) 423 (10) Ref  
PEP Doses
  ≥ 3 doses 875 (40) 1293 (60) 1.5 (1.3, 1.7) NS
  < 3 dose 1062 (31) 2333 (69) Ref  
Counties
 Kilifi 777 (30) 1136 (25) 4.4 (3.7, 5.1) 5.2 (4.3, 6.3)
 Kitui 620 (24) 549 (12) 7.2 (6.1, 8.5) 6.4 (5.3, 7.6)
 Machakos 141 (5) 154 (3) 5.8 (4.5, 7.6) 6.1 (5.0, 8.0)
 Nandi 788 (30) 965 (21) 5.2 (4.5, 6.1) 5.7 (4.8, 6.8)
 Kisumu 281 (11) 1790 (39) Ref  
  1. NS Not significant
  2. aOwned dog refers to dogs that are partly confined and spend part of their time roaming unsupervised outside the owner’s property while unowned dogs refers free roaming dogs without a known owner.
  3. bLivestock includes donkey and pig.
  4. cothers include monkeys, rats, hyena and other wild animals.