TABLE 1—
Position | Total, No. | Per Center, Mean (SD) |
Physicians | 40 | 5.6 (6.9) |
Nurse practitioners | 40 | 2.9 (2.2) |
Physician assistants | 35 | 2.2 (2.5) |
Nurse assistants | 34 | 6.9 (7.3) |
Nursesa | 36 | 6.7 (8.4) |
Registered and licensed practical nurses.