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Table 5 Multivariable binary logistic regression model of dog ownership at 13 years

From: Socio-demographic factors associated with pet ownership amongst adolescents from a UK birth cohort

Variable Univariable result (unadjusted) Final adjusted model
OR 95%CI P OR 95%CI P
Bird
 No 1    1   
 Yes 2.53 1.81–3.52 < 0.001 2.12 1.47–3.03 < 0.001
Fish
 No 1    1   
 Yes 1.43 1.19–1.71 < 0.001 1.29 1.06–1.57 0.009
Horse
 No 1    1   
 Yes 10.32 6.43–16.55 < 0.001 10.43 6.34–17.18 < 0.001
Older sibling at 18 months
 No 1    1   
 Yes 1.36 1.15–1.59 < 0.001 1.50 1.26–1.79 < 0.001
Maternal age at delivery
  < 21 yrs 1   < 0.001 1   < 0.001
 21–30 yrs 0.46 0.29–0.73 0.001 0.44 0.27–0.72 < 0.001
  > 30 yrs 0.36 0.23–0.58 < 0.001 0.32 0.20–0.53 < 0.001
  1. Hosmer-Lemeshow statistic = 0.83, n = 2922