Table 1. Statistics of the Intubation of COVID-19 Patients.
| References | Sex | Age | Ward | Extubation Rate (%) | Intubation Rate (%) | Cause (s) of Intubation | Country |
|---|---|---|---|---|---|---|---|
| ( 26 ) | 210 Male patients, 128 Female patients | 39 (IQR 31- 45) | ED | _ | 8 % (28 out of 338) | Respiratory failure | USA |
| ( 27 ) | 78 patients (Not specified) | 58.4 ± 13.7 | ICU | _ | 12.82 % (10 out of 78) | Respiratory failure | Iran |
| ( 28 ) | 60 % Male, 40 % Female | 59 | ED | _ | 13 % | Long-term Hypoxia | USA |
| ( 29 ) | Mostly Male | 50 - 81 | Oncology | _ | 5 % | Hypoxia and Lung injury caused by decreased oxygen | USA |
| ( 30 ) | Mostly Male | 47 -70 | Infectious disease | _ | 26.7 % | Hypoxia | USA |
| ( 31 ) | 52 % (53/102) Male, 48% (49/102) Female | 68 (IQR 61-75) | ICU | _ | 57% women (59 out of 102) | Hypoxic respiratory failure | USA |
| ( 32 ) | 78 % (83/108) Male, 22 % (25/183) Female | 64 (IQR 57-70) | ICU | 12/822 (1.4%) | 20 % (163 out of 822) | _ | Italy |
| ( 33 ) | 137 (71%) Male patients | 60 ± 13.8 | _ | _ | 62.7 % | _ | USA |
| ( 34 ) | 90 (53%) Male patients | 57 ± 11 | ICU | _ | 38.29 % | _ | USA |
| ( 35 ) | 53(33%) Male patients | 62 ± 14.3 | ICU | _ | _ | ARDS | USA |
| ( 36 ) | 35 (67%) Male patients, 17 (33%) Female patients | 59·7 ± 13·3 | ICU | _ | 42 % (22 out of 52) | ARDS | China |
| ( 5 ) | 1304 Male patients, 287 Female patients | 63 (IQR 56 – 70) | ICU | _ | 88 % (1150 out of 1591) | Hypoxia and ARDS | Italy |
| ( 37 ) | 49% Male: PE group, 45% Male: non-PE group | 62 ± 16 PE group, 59 ± 15 non-PE group | ICU | _ | 65 % in Pulmonary Embolism patients, 67 % in the non- Pulmonary Embolism patients | Hypoxia and PE | (37) |
| ( 38 ) | No data available | No data available | ICU | 44.5% (842 out of 1890) | 16.4 % (1890 out of 11493) | - | Spain |
| ( 13 ) | 9 Male patients, 7 Female patients | 58 (IQR,47 – 68) | ICU | - | 56.25 % (9 out of 16) | Respiratory failure | China |
| ( 39 ) | No data available | No data available | ICU | - | 41.20 % (82 out of 199) | Acute respiratory failure | Spain |
| ( 40 ) | 28 Male patients, 19 Female patients | 70 years (IQR, 63 - 77) | ICU | - | 48.9 % (23 out of 47) (early intubationa), 34 % (16 out of 47) (late intubationb) | ARDS | South Korea |
| ( 41 ) | 88 Male patients, 50 Female patients | 55 cases ≤ 60 years, 83 > 60 years | ED, ICU, and other wards | 56.5 % (78 out of 138) | 24.8 % (138 out of 486) | Decreased oxygen saturation, Shortness of breath | USA |
| ( 9 ) | 92 Male patients, 38 Female patients | 64.5 years (IQR, 51.7 - 73.6 | _ | 33.1 % (43 out of 130) | 33.1 % (130 out of 393) | Dyspnea | USA |
| ( 42 ) | 25 Male patients, 5 Female patients | 65.5 years (IQR, 57 - 71) | _ | 20 % (6 out of 30) | 23.25 % (30 out of 129) | Hypoxemia | USA |
| ( 43 ) | No data available | 65 years (IQR, 53 - 77) | Various wards | _ | 10.6 % (467 out of 4389) | Decreased Oxygen saturation, Hypoxia | USA |
| ( 44 ) | 37 Male patients, 45 Female patients | No data available | _ | _ | 33.75 % (27 out of 82) | Hypoxia | USA |
| ( 45 ) | 112 Male patients, 54 Female patients | 58.1 ± 14.1 | ED | _ | 58 % prone positioning (33 out of 57), 49 % No Prone (53 out of 109) | Hypoxia, tachypnea | Brazil |
| ( 46 ) | 129 Male patients, 93 Female patients | 69.5 (IQR, 62 - 78) | Various wards | _ | 41 % Intubation First (91 out of 222), 20 % NIV to intubation (44 out of 222) | ARDS, Hypoxia, Altered Mental Status | USA |
Abbreviations: ARDS, acute respiratory distress syndrome; ED, emergency department.
a Early intubation: intubation as soon as ARDS diagnosis.
b Late intubation: not initially intubated, but subsequently required intubation during follow-up.