Table 3.

Summary of ICD-10 Block Categories

ICD-10 Block CategoryPercent of Appointment Sample
Endocrine, nutritional and metabolic diseases39%
Diseases of the circulatory system13%
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified9%
Factors influencing health status and contact with health services8%
Diseases of the musculoskeletal system and connective tissue7%
Diseases of the digestive system6%
Mental and behavioral disorders5%
Diseases of the genitourinary system4%
Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism3%
Diseases of the nervous system3%
Diseases of the skin and subcutaneous tissue1%
Certain infectious and parasitic diseases1%
Neoplasms1%
  • Note: The denominator is 772 (total number of appointments).