Appendix Table 2.

Exacerbation-Qualifying Events in This Patient Population

Infectious and parasitic disease923.42
Endocrine, nutritional, and metabolic diseases and immunity disorders124646.37
Diseases of blood and blood-forming organs2549.45
Mental disorders155757.95
Diseases of the nervous system and sense organs108440.34
Diseases of the circulatory system78329.14
Diseases of the respiratory system*198773.95
Diseases of the digestive system71726.68
Diseases of the genitourinary system67024.93
Complications of pregnancy, childbirth, and the puerperium1696.29
Diseases of the skin and subcutaneous tissue2137.93
Diseases of the musculoskeletal system59222.03
Congenital anomalies2439.04
Certain conditions originating in the perinatal period10.04
Symptoms, signs, and ill-defined conditions2499.27
Injury and poisoning200.74
Factors influencing health status and contact with health services38614.37
  • All records include only conditions marked as “chronic” in HCUP.

  • * Respiratory conditions excluded from comorbidity count calculation.