Table 1.
Characteristics of 3,911 physicians who prescribed anticoagulants regularly during October 2009–September 2010
| Characteristics | N= 3,911 |
|---|---|
| Female, n (%) | 671 (17.2) |
| Mean age (SD), years | 52.4 (9.0) |
| Age group, n (%) | |
| ≤ 35 | 93 (2.4) |
| 36–45 | 866 (22.1) |
| 46–55 | 1441 (36.8) |
| > 55 | 1511 (38.6) |
| Top-20 medical school, n (%) | 386 (9.9) |
| Foreign medical graduate, n (%) | 775 (19.8) |
| Type of specialty and affiliation, n (%) | |
| Primary care physicians practicing in a primary care medical group | 2,001 (51.2) |
| Primary care physicians practicing in other settings | 1,002 (25.6) |
| Cardiologists affiliated with a cardiology medical group | 452 (11.6) |
| Cardiologists practicing in other settings | 265 (6.8) |
| Physicians with other specialties | 191(4.9) |
| Average monthly anticoagulant volume quartile (prescriptions/month), n (%) | |
| Quartile 1 (< 13.3) | 978 (25.0) |
| Quartile 2 (13.3–18.9) | 978 (25.0) |
| Quartile 3 (18.9–28.0) | 977 (25.0) |
| Quartile 4 (≥ 28.0) | 978 (25.0) |
| Hospital referral regions of primary physician’s practice location, n (%) | |
| Pittsburgh | 928 (23.7) |
| Allentown | 313 (8.0) |
| Altoona | 99 (2.5) |
| Danville | 171 (4.4) |
| Erie | 207 (5.3) |
| Harrisburg | 342 (8.7) |
| Johnstown | 97 (2.5) |
| Lancaster | 197 (5.0) |
| Philadelphia | 918 (23.5) |
| Reading | 161 (4.1) |
| Sayre | 38 (1.0) |
| Scranton | 139 (3.6) |
| Wilkes-Barre | 105(2.7) |
| York | 120 (3.1) |
| Other | 76 (1.9) |
| Physician’s patient payer mix | |
| Medicare, % (SD) | 43.7 (14.8) |
| Medicaid, % (SD)a | 3.8 (7.9) |
| Commercial, % (SD)a | 48.2 (16.1) |
| Cash, % (SD) | 4.3 (4.6) |
| Physician’s patient age mix | |
| ≤ 64, % (SD) | 30.8 (16.3) |
| 65–74, % (SD) | 22.5 (10.3) |
| 75–84, % (SD) | 30.6 (12.5) |
| ≥ 85, % (SD) | 16.1 (10.7) |
a
Prescriptions paid for by Medicaid according to Xponent™ only captures those paid by the Medicaid fee-for-service program. Medicaid managed care plans are designated as commercial insurers