Bronchial asthma is the most frequent chronic respiratory disease during childhood. Epidemiological studies in mainly Lima showed a prevalence ranging from 10 to 29%, considered a high prevalence worldwide. Frequent wheezing before 3 years of age and family history of asthma are considered fundamental on its prediction at 6 years old. The real reach in populations of high prevalence of asthma like ours is not known. Determine the association of the presence of frequent wheezing before 3 years of age and family history of asthma in asthmatic patients older than 6 years that attended the pediatric consultation. A prospective case-control study was carried out in “Hospital Nacional Docente Madre Niño San Bartolomé” where children over 6 years of age with a diagnosis of asthma (case) were selected and compared with a group of older children of 6 years without asthma (control) who atten...