Table 3 .
System Availability and Average Daily Volume of Patient Orders
| No. | % | |
|---|---|---|
| Orders entered by physician | 5,233 | 82.03 |
| Orders requiring physician's countersignature: | 1,147 | 17.97 |
| Traditional unit staff | 1,053 | 16.50 |
| Physician assistant | 24 | 0.37 |
| Medical student | 63 | 0.99 |
| Types of order: | ||
| Pharmacy | 2,129 | 33.37 |
| Laboratory | 1,689 | 26.47 |
| Nursing | 1,441 | 22.58 |
| Radiology | 243 | 3.81 |
| Physician and ancillary consultant | 154 | 2.41 |
Notes: The figures reflect physician order entry use in the Ohio State University Health System (OSUHS) on May 6, 2000. On that day, the total number of orders was 6,380, and the average system availability was 99.7%. Summary figures for hospitals in the system were as follows: James—15 admissions, 14 order sets; University and Dodd—93 admissions, 60 order sets; OSUHS (total)—108 admissions, 74 order sets.