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Table 2 Demographic profile comparison of intervention and control practices
| Measure | Intervention Group (N = 22) | Control Group (N = 23) | Significance (P value) |
|---|---|---|---|
| Percentage of Group Practices | 77.3% | 60.9% | .34 |
| Percentage Teaching Affiliated | 54.5% | 52.2% | 1.00 |
| Percentage in communities greater than 50,000 | 86.4% | 65.2% | .17 |
| Mean number of physicians in group practices | 2.91 | 2.70 | .71 |
| Mean number of registered nurses in practices | 1.16 | 1.64 | .48 |
| Mean year of graduation from medical school | 1975 | 1975 | .92 |
| Mean proportion of female physicians | 12.6 | 20.4 | .37 |
| Mean roster size | 4317 | 3874 | .55 |
| Mean number of patients seen per day | 34.4 | 33.0 | .59 |
| Percentage of female patients served | 53.4 | 53.8 | .89 |
| Mean age of patients served | 46.4 | 46.8 | .87 |
