Exclusive formula feeding was more than twice as common ( 45 % ) as exclusive breastfeeding ( 19 % ) ; 12 % had already introduced solid food ; 43 % put infants to bed with bottles ; 23 % propped bottles ; 20 % always fed when the infant cried ; 38 % always tried to get children to finish milk ; 90 % were exposed to television ( mean , 346 minutes/day ) ; 50 % reported active television watching ( mean , 25 minutes/day ) ; and 66 % did not meet `` tummy time '' recommendations .