Table 1.
Baseline characteristics of practice sites and patients with type 2 diabetes by randomization group
| Practice sites | All sites | ACG | STG | P |
|---|---|---|---|---|
| n | 34 | 13 | 21 | |
| Physician age: mean (SD) age (years) | 44.8 (7.7) | 43.3 (6.4) | 45.7 (8.4) | 0.3867 |
| Gender: male | 27 (79.4) | 11 (84.6) | 16 (76.2) | 0.5549 |
| Years in practice: mean (SD) (years) | 13.1 (7.9) | 11.3 (7.2) | 14.1 (8.3) | 0.3441 |
| Type of practice | 0.4289 | |||
| Primary care | 27 (79.5) | 10 (76.9) | 17 (81.0) | |
| Multispecialty care | 6 (17.6) | 2 (15.4) | 4 (19.0) | |
| Primary care/multispecialty care | 1 (2.9) | 1 (7.7) | 0 (0.0) | |
| Number of type 2 diabetic patients: mean (SD) | 1,084 (1,483) | 1,250 (2,023) | 978 (1,065) | 0.6276 |
| Primary location of practice | 0.3024 | |||
| Rural setting | 10 (29.4) | 2 (15.4) | 8 (38.1) | |
| Suburban | 17 (50.0) | 9 (69.2) | 8 (38.1) | |
| Urban | 6 (17.6) | 2 (15.4) | 4 (19.0) | |
| Urban and suburban | 1 (3.0) | 0 (0.0) | 1 (4.8) |
| Patients | All patients | ACG | STG | P |
|---|---|---|---|---|
| n | 483 | 227 | 256 | |
| Patient age: mean (SD) age (years) | 55.8 (10.7) | 57.0 (11.2) | 54.8 (10.1) | 0.0197 |
| Gender: male | 257 (53.2) | 122 (53.7) | 135 (52.7) | 0.8243 |
| Ethnicity | 0.0004 | |||
| African American | 150 (31.1) | 72 (31.7) | 78 (30.5) | |
| Caucasian | 305 (63.1) | 152 (67.0) | 153 (59.8) | |
| Other | 28 (5.8) | 3 (1.3) | 25 (9.8) | |
| Highest level of education | 0.1002 | |||
| No college | 253 (52.7) | 114 (50.9) | 139 (54.3) | |
| Some college | 98 (20.4) | 40 (17.9) | 58 (22.7) | |
| College graduate | 129 (26.9) | 70 (31.3) | 59 (23.0) | |
| A1C: mean (SD) A1C (%) | 8.9 (1.2) | 8.9 (1.2) | 8.9 (1.2) | 0.8751 |
| BMI: mean (SD) BMI (kg/m2) | 35.1 (7.3) | 35.1 (6.7) | 35.0 (7.8) | 0.8851 |
| Diabetes duration: mean (SD) (years) | 7.6 (6.1) | 7.7 (6.1) | 7.5 (6.1) | 0.6547 |
Values are n (percentages) unless stated otherwise.