In a nonblind , pragmatic , cluster-randomized trial in primary care , adults ( @-@ years of age ) with a doctor 's diagnosis of asthma who were prescribed inhaled corticosteroids were allocated to one of @ treatment strategies : ( @ ) aiming at PCa ( Asthma Control Questionnaire -LSB- ACQ -RSB- score < @ ) ; ( @ ) aiming at Ca ( ACQ score < @ ) ; and ( @ ) aiming at FCa ( ACQ score < @ and Feno value < @ ppb ) .