Results from multilevel and logistic regression analyses show that age-appropriate restraint use was associated with attendance at a parent information session hosted at the center ( adjusted odd ratio [ AOR ] = 3.66 ; 95 % confidence interval [ CI ] = 1.61 , 8.29 ) and adversely affected by the child being aged 2 to 3 years ( AOR = 0.14 ; 95 % CI = 0.07 , 0.30 ) or being from a family with more than 2 children ( AOR = 0.34 ; 95 % CI = 0.17 , 0.67 ) .