Liss et al., JGIM 2014: Specialty Use in a Medical Home
Online Appendix: Prevalence of Health Care Conditions in Study Population, Based on ACG EDC Variables Collected at the End of the Baseline Year (Year 0)
Major EDC Category / Common EDC Variables*In the Study Population (N=36,805) / No. (%)
Administrative / Preventive care / 25887 (70.3)
Administrative concerns & non-specific laboratory abnormalities / 14864 (40.4)
Surgical aftercare / 9821 (26.7)
Allergy / Allergic rhinitis / 2590 (7.0)
Asthma, without status asthmaticus / 2444 (6.6)
Cardiovascular / Disorders of lipid metabolism / 11552 (31.4)
Ischemic heart disease (excluding acute myocardial infarction) / 4835 (13.1)
Cardiovascular signs & symptoms / 4696 (12.8)
Cardiac arrhythmia / 4437 (12.1)
Congestive heart failure / 1901 (5.2)
Ear, Nose, Throat / Acute upper respiratory tract infection / 3641 (9.9)
Endocrine‡ / Type 2 diabetes, with complications / 4624 (12.6)
Type 2 diabetes, without complications / 4491 (12.2)
Hypothyroidism / 2740 (7.4)
Eye / Refractive errors / 12658 (34.4)
Cataract, aphakia / 8166 (22.2)
Glaucoma / 3523 (9.6)
Disorders of the eyelid & lacrimal duct / 2742 (7.4)
Eye, other disorders / 2383 (6.5)
Ophthalmic signs & symptoms / 2001 (5.4)
Retinal disorders (excluding diabetic retinopathy) / 1945 (5.3)
Gastrointestinal/ Hepatic / Gastroesophageal reflux / 4535 (12.3)
Gastrointestinal signs & symptoms / 2987 (8.1)
Gastroenteritis / 2222 (6.0)
General Signs & Symptoms / Chest pain / 4919 (13.4)
Nonspecific signs & symptoms / 3970 (10.8)
Debility & undue fatigue / 3175 (8.6)
Edema / 2110 (5.7)
General Surgery / Benign & unspecified neoplasm / 4360 (11.8)
Abdominal pain / 3944 (10.7)
Nonfungal infections of skin & subcutaneous tissue / 2775 (7.5)
Genitourinary / Urinary symptoms / 3812 (10.4)
Urinary tract infections / 2684 (7.3)
Prostatic hypertrophy† / 1396 (8.4)
Other male genital disease† / 1231 (7.5)
Hematologic / Iron deficiency, other deficiency anemias / 2502 (6.8)
Musculoskeletal / Musculoskeletal signs & symptoms / 12389 (33.7)
Low back pain / 8572 (23.3)
Degenerative joint disease / 5146 (14.0)
Bursitis, synovitis, tenosynovitis / 5083 (13.8)
Acute sprains & strains / 4497 (12.2)
Cervical pain syndromes / 3726 (10.1)
Musculoskeletal disorders, other / 3075 (8.4)
Joint disorders, trauma related / 2068 (5.6)
Acquired foot deformities / 1849 (5.0)
Neurologic / Peripheral neuropathy, neuritis / 4969 (13.5)
Sleep problems / 2622 (7.1)
Vertiginous syndromes / 2586 (7.0)
Neurologic signs & symptoms / 2465 (6.7)
Headaches / 2014 (5.5)
Nutrition / Obesity / 4986 (13.6)
Psychosocial / Depression / 4089 (11.1)
Anxiety, neuroses / 3366 (9.2)
Tobacco use / 2495 (6.8)
Renal / Fluid & electrolyte disturbances / 3092 (8.4)
Chronic renal failure / 1900 (5.2)
Respiratory‡ / Respiratory signs and symptoms / 4732 (12.9)
Acute lower respiratory tract infection / 3840 (10.4)
Cough / 3825 (10.4)
Sinusitis / 2822 (7.7)
Sleep apnea / 2464 (6.7)
Emphysema, chronic bronchitis, COPD / 2298 (6.2)
Skin‡ / Skin keratoses / 4718 (12.8)
Other skin disorders / 3477 (9.4)
Dermatitis & eczema / 3280 (8.9)
Benign neoplasm of skin & subcutaneous tissues / 2617 (7.1)
Contusions & abrasions / 2531 (6.9)
Dermatophytoses / 2273 (6.2)
Exanthems / 1847 (5.0)
Abbreviations: ACG, Adjusted Clinical Groups; EDC, Expanded Diagnosis Cluster; COPD, chronic obstructive pulmonary disease
* Table only contains EDC variables prevalent in ≥5.0% of the study population
† Males only (n=16,511)
‡ Study database limitations prevented collection of data for dermatology, endocrinology and pulmonology visits
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