TABLE 2.
Mechanical ventilation in COVID-19 pneumonia
| Author | Patients enrolled | Early intubation n (%) | Deceased n (%) | Late intubation n (%) | Deceased n (%) |
| Zuccon [79] | 54 | 25 (46.3) | 9 (36) | 23 (42.6) | 12 (52.2) |
| Lee [80] | 47 | 23 (48.9) | 13 (56.5) | 16 (34.0) | 7 (43.8) |
| Karagiannidis [81] | 10 021 | 1318 (13.2) | 696 (52.8) | 141 (1.4) | 70 (49.6) |
| Grasselli [82] | 3988 | 2929 (73.4) | 1514 (51.7) | 151 (3.8) | NA |
| Matta [83] | 111 | 76 (68.5) | 54 (71.1) | 35 (31.5) | 20 (57.1) |
| Hernandez-Romieu [84] | 231 | 132 (57.1) | 47 (35.6) | 42 (18.2) | 16 (38.1) |
| Mellado-Artigas [85] | 122 | 61 (50) | 13 (21.3) | 23 (18.9) | 6 (26.1) |
| Pandya [86] | 75 | 37 (49.3) | 20 (54.1) | 38 (50.7) | 18 (47.4) |
| Roedl [87] | 223 | 66 (29.6) | 26 (39.4) | 46 (20.6) | 20 (43.5) |
| Bavishi [88] | 54 | 30 (55.6) | 2 (6.7) | 24 (44.4) | 7 (29.2) |
| COVID-ICU Group [89] | 4244 | 2635 (62.1) | 957 (36.3) | 741 (17.5) | 244 (32.9) |
| Total | 4978 | 7332 (38.2) | 3351 (45.7) | 1280 (6.7) | 420 (37.2) |
The weighted means of the different studies are summarised in the final row. NA: data not available.