title: [Prevalence of asthma and its symptoms in schoolchildren from Cuernavaca, Morelos, Mexico].
abstract: Asthma is a chronic disease that has increased over the past 2 decades.
  
  
  
  To determine the prevalence of asthma and its symptoms in the city of Cuernavaca, Morelos, Mexico.
  
  
  
  A descriptive study of prevalence in public schools of the city of Cuernavaca, Morelos, at the preschool, elementary, and high school levels using the "Asthma diagnosis for epidemiological studies questionnaire."
  
  
  
  7947 surveys were obtained from students ages 3 to 15 years, funding a prevalence of asthma of 11.9%, 49% in boys and 51% in girls. As for the symptoms of asthma, the highest prevalence was cough that increases with cold weather (63%), however, in asthma patients this symptom only occurred in 17%; chest tightness had the lowest prevalence of symptoms (10%); however, in asthma patients it was 49%.
  
  
  
  The asthma diagnosis for epidemiological studies questionnaire found an average asthma prevalence of 11.9% in preschool, elementary, and high school students, slightly below that diagnosed in other cities in central Mexico. The prevalence of asthma symptoms was higher than the diagnosis of asthma.
authors: Centro de Investigación en el Área de la Salud A.C. Puebla, Puebla. manele05@yahoo.com.mx.
authors: Eleazar
authors: E
authors: Mancilla-Hernández
authors: Evaristo Víctor Manuel
authors: EV
authors: González-Solórzano
authors: Miguel Ángel
authors: MÁ
authors: Medina-Ávalos
authors: Raúl Humberto
authors: RH
authors: Barnica-Alvarado
mesh_terms: D000293:Adolescent; D001249:Asthma / Q000175:diagnosis / Q000453:epidemiology*; D002648:Child; D002675:Child, Preschool; D003430:Cross-Sectional Studies; D005260:Female; D006801:Humans; D008297:Male; D008800:Mexico / Q000453:epidemiology; D015995:Prevalence; D011795:Surveys and Questionnaires; D063189:Symptom Assessment
keywords: Asthma; Epidemiological studies; Prevalence; Symptoms