Table 3.
prevalence of medication errors in Iranian hospitals by geographic region, Hospital type and tool
| Variables | No. Studies | Prevalence | CI | Heterogeneity | ||
|---|---|---|---|---|---|---|
| Percentage | P-value | |||||
| Region | Central | 6 | 8.0 | 0.2–26.7 | 98.87 | ≤ 0.01 |
| Southern | 2 | 2.8 | 0.1–3.97 | 99.19 | ≤ 0.01 | |
| Northern | 3 | 9.6 | 0.9–5.45 | 99.08 | ≤ 0.01 | |
| Western | 5 | 35.8 | 7.3–79.7 | 98.53 | ≤ 0.01 | |
| Eastern | 1 | 4.6 | 3.5–6.1 | - | - | |
| Hospital type | Educational | 13 | 17.8 | 0.8–34.8 | 98.51 | ≤ 0.01 |
| Public | 3 | 12 | 0.01–17.9 | 99.21 | ≤ 0.01 | |
| Public& private& Educational | 1 | 8.3 | 5.3–11.6 | - | - | |
| Tool | Error report form | 3 | 0.9 | 0.6—6.10 | 99.50 | ≤ 0.01 |
| Questionnaire | 12 | 14.8 | 6.8–29.4 | 98.09 | ||
| Medical error records | 1 | 0.6 | 0.4–0.9 | - | - | |
| Direct obsevarion | 1 | 5.4 | 0.3–7.6 | - | - | |
| Cuases | Wrong Patient | 2 | 9.34 | 1.07–9.99 | 91.48 | ≤ 0.01 |
| Wrong Dosage | 5 | 6.2 | 2.3–15.9 | 97.71 | ≤ 0.01 | |
| Incorrect Drug | 3 | 1.24 | 0.8–7.22 | 99.37 | ≤ 0.01 | |
| Concomitant administration of oral drugs with potential interaction | 1 | 0.8 | 0.5–1.16 | - | - | |
| Drug omission | 2 | 10.4 | 2.8–32.2 | 96.73 | ≤ 0.01 | |
| Forgetting to give medication | 1 | 5.11 | 40.5–61.6 | - | - | |
| Incorrect time | 3 | 1.6 | 0.2–1.13 | 97.89 | ≤ 0.01 | |