... asking them about theirhealth and well-being. They can also offer unique insightinto the understandability of the items. These findings areconsistent with other studies [5,6]. The majority of the items ... ration-ale of the directions, the meaning of the items, the appro-priateness of the response choices, and overall commentson the relevance and complexity of the questionnaire[12,13]. The primary ... week the child had coughing, wheezing, or shortness of breath, the number of times in the previous week the child usedrescue medication, and the types of medications the childwas taking. These...