Table 1.
Study Sample
| Primary Care Team Members (N=155 from 6 primary care clinics, 97% response rate) | |
|---|---|
| Team Member Characteristics | N (%) |
| Female | 147 (94.8) |
| Job Position in Clinic | |
| Physician (MD/DO) | 20 (12.9) |
| NP/PA | 7 (4.5) |
| Clinic Manager | 6 (3.9) |
| RN | 30 (19.4) |
| LPN/MA | 30 (19.4) |
| Lab/Radiology Tech | 24 (15.4) |
| Medical Receptionist | 38 (24.5) |
| Years at Clinic | |
| 1 year or less | 30 (19.4) |
| >1 to 3 years | 43 (27.7) |
| >3 to 6 years | 29 (18.7) |
| >6 to 10 years | 16 (10.3) |
| >10 years | 37 (23.9) |
| % Full Time Employment | |
| 50% or less | 23 (14.8) |
| >50% to 75% | 28 (18.1) |
| >75% | 104 (67.1) |
| Team Size | Mean (sd) |
| Number of Primary Care Team Members | 18.7 (4.9) |
| Range | 12–28 |
| Team Patient Panels (N=18,402 patients in 6 primary care clinics) | |
| Patient Characteristics | Mean (sd) |
| Age | 45.7 (1.9) |
| Female (%) | 60.6 (0.4) |
| Race/Ethnicity (%) | |
| Non-Hispanic White | 87.4 (1.2) |
| Black | 2.4 (0.5) |
| White Hispanic | 3.1 (0.7) |
| Asian | 1.1 (0.2) |
| Insurance (%) | |
| Commercial | 71.2 (1.6) |
| Medicare | 16.4 (1.7) |
| Medicaid | 6.3 (0.6) |
| Uninsured | 6.0 (0.3) |
| Chronic Conditions (%) | |
| Acute Myocardial Infarction | 3.0 (0.7) |
| Asthma | 11.6 (0.9) |
| Atrial Fibrillation | 6.9 (0.7) |
| Cancer | 4.4 (0.5) |
| Cerebrovascular Disease | 4.1 (0.5) |
| Chronic Kidney Disease | 8.1 (1.0) |
| Chronic Obstructive Pulmonary Disease | 3.4 (0.3) |
| Congestive Heart Failure | 2.1 (0.3) |
| Dementia | 1.6 (0.2) |
| Depression | 25.7 (1.3) |
| Diabetes | 10.3 (1.0) |
| Hyperlipidemia | 31.6 (3.0) |
| Hypertension | 31.5 (2.7) |
| Ischemic Heart Disease | 4.1 (0.6) |
| Osteoarthritis | 9.6 (1.5) |
| Osteoporosis | 3.9 (0.5) |
| Peptic Ulcer | 0.9 (0.1) |
| Rheumatoid arthritis | 1.7 (0.2) |
| Charlson Co-Morbidity Index, mean | 0.8 (0.4) |
| Alcohol-Related Health Care Use, Past 12 Months | Mean (sd) |
| Emergency dept. visits (per 1000 patients in team panel) | 1.7 (0.5) |
| Hospital days (per 1000 patients in team panel) | 16.1 (3.8) |
| Medical costs (US$ per 1000 patients in team panel) | $27,292 ($6,366) |
| Team Patient Panel Size | Mean (sd) |
| Patient Panel Size per Primary Care Team | 613.4 (364.9) |
| Range | 54–1268 |
MD=Medical Doctor; DO=Doctor of Osteopathy; NP=Nurse Practitioner; PA=Physician Assistant; RN=Registered Nurse; LPN=Licensed Practical Nurse; MA=Medical Assistant