Table 5. The incidence of antimicrobial use problems in Jimma University Specialized Hospital from February 13th to April 3rd, 2014.
| Category | Frequency(N) | Percentages(N% out of 152) |
| Problems per admission | ||
| None | 37 | 24.34 |
| One | 60 | 39.47 |
| Two | 35 | 23.03 |
| Three | 14 | 9.22 |
| Four | 3 | 1.97 |
| Five and above | 3 | 1.97 |
| Incidences of total antimicrobial use problems | Incidences(N) | Incidence density |
| Problems per patient | 206 problems/152 patients | 1.36 problems/patient |
| Problems per order | 206 problems/205 orders | 1 problem/order |
| Problems per person-days | 206 problems/2004person-days | 0.103 problems/person-days |