After long-term or extended exposure to the chef or smart caf intervention , fruit selection increased in the chef ( OR , 3.08 ; 95 % CI , 2.23-4 .25 ) , smart caf ( OR , 1.45 ; 95 % CI , 1.13-1 .87 ) , and chef plus smart caf ( OR , 3.10 ; 95 % CI , 2.26-4 .25 ) schools compared with the control schools , and consumption increased in the chef schools ( OR , 0.17 ; 95 % CI , 0.03-0 .30 cups/d ) .