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Table 2 Prevalence of active COPD, asthma, and combined asthma-COPD overlap among active patients in the study area

From: Practical utility of general practice data capture and spatial analysis for understanding COPD and asthma

  COPD Asthma Overlap (COPD + asthma) Total (row n)
All active patients n % n % n % n
  1130 3.4 3457 10.3 317 0.9 33,725
By age group n % n % n % n
 0–14 2 0.0 524 10.9 1 0.0 4789
 15–24 0 0.0 474 14.2 0 0.0 3328
 25–34 10 0.3 363 10.2 3 0.1 3561
 35–44 19 0.5 391 9.4 6 0.1 4180
 45–54 82 1.7 432 8.9 24 0.5 4846
 55–64 190 4.2 389 8.7 50 1.1 4479
 65–74 288 7.5 379 9.9 77 2.0 3846
 75–84 359 11.1 364 11.3 103 3.2 3221
 85+ 180 12.2 141 9.6 53 3.6 1474