Table 1 Baseline characteristics of the capnographic monitoring and control groups
| Ā | Overall (nā=ā445) | Capnographic monitoring group (nā=ā170) | Control group (nā=ā275) | P-value |
|---|---|---|---|---|
Age (years) | 67 (56ā75) | 68 (59ā75.75) | 64 (55ā75) | 0.221 |
Gender (male) | 294 (66) | 109 (64) | 185 (67) | 0.537 |
Major reasons for ICU admission | ||||
āRespiratory failure | 209 (47) | 81 (48) | 128 (47) | 0.002 |
āCardiovascular | 72 (16) | 17 (10) | 55 (20) | |
āSevere sepsis or septic shock | 81 (18) | 45 (26) | 36 (13) | |
āNeurological | 49 (11) | 15 (9) | 34 (12) | |
āPost-operation | 17 (4) | 4 (2) | 13 (5) | |
āMultiple trauma | 8 (2) | 3 (2) | 5 (2) | |
āOther | 9 (2) | 5 (3) | 4 (1) | |
Use of mechanical ventilator | 332 (75) | 143 (84) | 189 (69) | <0.001 |
Artificial airway | 366 (82) | 151 (89) | 215 (79) | 0.004 |
āEndotracheal tube | 242 (54) | 103 (61) | 139 (51) | Ā |
āTracheal tube | 124 (28) | 48 (28) | 76 (28) | |
Location | ||||
āMICU | 165 (37) | 62 (36) | 103 (38) | 0.031 |
āSICU | 12 (3) | 5 (3) | 7 (3) | |
āCCU | 46 (10) | 10 (6) | 36 (13) | |
āCardiac SICU | 11 (2) | 2 (1) | 9 (3) | |
āOncology MICU | 118 (27) | 45 (26) | 73 (27) | |
āOncology SICU | 93 (21) | 46 (27) | 47 (17) | |
GCS | 13 (11ā15) | 14 (12ā15) | 13 (10ā15) | 0.005 |
RASS | 0 (ā2ā1) | 0 (ā2ā1) | ā1 (ā2ā1) | 0.717 |
Delirium | 203 (59) | 86 (63) | 117 (57) | 0.216 |
Use of sedative drug | 207 (47) | 88 (52) | 119 (43) | 0.096 |
Respiratory complication | 16 (4) | 2 (1) | 14 (5) | 0.031 |
āTracheal insertion | 11 (3) | 1 (1) | 10 (4) | |
āPneumothorax | 5 (1) | 1 (1) | 4 (2) | |