Characteristics of Physicians in the Primary Care Groups
| Characteristic | Mean for all Groups (N = 168) | Arizona Community Physicians (n = 29) | Central Ohio Primary Care Physicians (n = 33) | Infinity Primary Care Physicians (n = 37) | New West Physicians (n = 39) | ProHealth Physicians (n = 30) |
|---|---|---|---|---|---|---|
| Response rate, % | 67 | 58 | 66 | 74 | 78 | 60 |
| Age, y | 50.7 | 55.7 | 47.4 | 48.6 | 48.9 | 54.0 |
| Sex, female, % | 39.5 | 20.7 | 51.5 | 52.8 | 51.3 | 13.3 |
| Specialty | ||||||
| Family practice, % | 58.1 | 62.1 | 45.5 | 75.0 | 66.7 | 36.7 |
| Internal medicine, % | 38.9 | 34.5 | 48.5 | 22.2 | 33.3 | 60.0 |
| Other | 3.0 | 3.4 | 6.1 | 2.8 | 0.0 | 3.3 |
| Years in the group | 10.9 | 11.9 | 10.3 | 10.2 | 10.8 | 11.6 |
| Physician as owners, %a | 84.2 | 96.6 | 97.0 | 66.7 | 89.5 | 72.4 |
| Previous practice setting | ||||||
| Solo/small primary care, % | 48.8 | 65.5 | 39.4 | 13.5 | 59.0 | 73.3 |
| Multispecialty, % | 6 | 20.7 | 6.1 | 2.7 | 0.0 | 3.3 |
| Hospital based, % | 25 | 13.8 | 21.2 | 67.6 | 7.7 | 10.0 |
| Academic medical center, % | 7.7 | 6.9 | 15.2 | 5.4 | 5.1 | 6.7 |
| Community health center/public, % | 3.6 | 6.9 | 3.0 | 0.0 | 5.1 | 3.3 |
| VA/government, % | 0.6 | 0.0 | 3.0 | 0.0 | 0.0 | 0.0 |
| Residency or fellowship training, % | 21.4 | 13.8 | 30.3 | 13.5 | 35.9 | 10.0 |
| Office visits per day, No. | 18.8 | 18.2 | 18.6 | 19.0 | 18.0 | 20.4 |
| Hours worked per day | 10.3 | 9.8 | 10.7 | 10.2 | 10.0 | 10.9 |
VA = Veterans Affairs.
Note: Data from physician survey; see Supplemental Appendix 2 (http://annfammed.org/content/14/1/16/suppl/DC1) for a copy of the survey instrument.
↵a This percentage may differ from the percentage in Table 1. Table 1 gives the percentage reported by group leaders; Table 2 gives the percentage of respondents who reported being owners/shareholders.