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Table 2 Net changes in prevalence of symptoms of asthma, diagnosed asthma and nasal allergy including rhinitis between 2001 and 2011

From: Changes in symptoms of asthma and rhinitis by sensitization status over ten years in a cohort of young Chilean adults

Respiratory outcome N (%) in 2001 Net change per year % (95 % CI)a
Wheeze in the last 12 months 327 (27.4) −0.34 (−0.71 to 0.02)
Ever had asthma 55 (4.6) 0.06 (−0.06 to 0.02)b
Doctor diagnosed asthma 49 (4.1) 0.15 (−0.004 to 0.30)c
Woken by shortness of breath in the last 12 months 165 (13.8) 0.25 (−0.06 to 0.57)
Nasal allergies including rhinitis in the last 12 months 200 (16.8) 0.82 (0.47 to 1.18)b
  1. aAdjusted for gender, age, BMI, smoking and atopy
  2. bBMI not controlled for due to non-convergence when included
  3. cBMI, age and smoking not controlled for due to non-convergence when included