Table 1.
Review characteristics categorised by conclusiveness
| Characteristic | All n = 159 n (%) or median (IQR) | Conclusive n = 75 n (%) or median (IQR) | Inconclusive n = 84 n (%) or median (IQR) |
| Specialty area | |||
| Anaesthesia | 83 (52) | 45 (60) | 38 (45) |
| Critical care | 65 (41) | 27 (36) | 38 (45) |
| Emergency | 11 (7) | 3 (4) | 8 (10) |
| Intervention category | |||
| Pharmacological therapy | 98 (62) | 49 (66) | 49 (58) |
| Nonpharmacological | 15 (9) | 7 (9) | 8 (10) |
| Medical device | 46 (29) | 19 (25) | 27 (32) |
| Number of included studies | 10 (4, 21) | 14.5 (6, 28) | 6 (2, 15) |
| Only randomised trials included | 135 (85) | 66 (88) | 69 (85) |
| Total number of included participants | 1046 (402, 2267) | 1368 (614, 2833) | 759 (261, 1738) |