Variables | Characteristics | No. of studies | Prevalence | Heterogeneity | |
---|---|---|---|---|---|
I2 (%) | P value | ||||
Publication year | 2017 and after | 20 | 46.14 (42.39, 49.9) | 88.6 | < 0.01 |
Before 2017 | 9 | 46.24 (40.55, 51.93) | 84.4 | < 0.01 | |
Profession | Health professionals | 14 | 42.12 (38.45, 45.80) | 84.2 | < 0.01 |
Nurse | 8 | 51.83 (48.07, 55.58) | 67.8 | < 0.01 | |
Pharmacist | 3 | 53.18 (30.14, 76.22) | 94.7 | < 0.01 | |
Anaesthetics | 2 | 44.10 (39.73, 48.48) | 0 | 0.46 | |
Midwifery | 2 | 48.57 (39.45, 57.69) | 66.9 | 0.08 | |
Overall pooled prevalence | 29 | 46.17 (43.08, 49.26) | 87.3 | < 0.01 |