These families were also less likely to use an inappropriate over-the-counter medication for their < 2-year-old child ( odds ratio , 0.29 ; 95 % confidence interval , 0.09-0 .95 ; 12.2 % vs 32.4 % , P = .034 ) and/or incorrect dosing tool for their < 4-year-old child ( odds ratio , 0.24 ; 95 % confidence interval , 0.08-0 .74 ; 9.8 % vs 31.1 % ; P < .01 ) .