Table 1.
Patient Characteristics.
| THRIVE n = 30 | Facemask n = 28 | |
|---|---|---|
| Age (years) | 73.10 ± 5.05 | 70.64 ± 4.28 |
| Sex | ||
| Male | 16 (53.3%) | 17 (60.7%) |
| Female | 14 (46.7%) | 11 (39.3%) |
| BMI (kg m−2) | 24.72 ± 3.03 | 25.03 ± 5.55 |
| ASA status | ||
| I | 0 (0%) | 1 (3.6%) |
| II | 29 (96.7%) | 27 (96.4%) |
| III | 1 (3.3%) | 0 (0%) |
| Modified Mallampati score | ||
| I | 22 (73.3%) | 24 (85.7%) |
| II | 8 (26.7%) | 3 (10.7%) |
| III | 0 (0%) | 1 (3.6%) |
| Pulmonary comorbidity | ||
| COPD | 0 (0%) | 0 (0%) |
| asthma | 1 (3.3%) | 1 (3.6%) |
| Cardiovascular comorbidity | ||
| Hypertension | 19 (63.3%) | 16 (57.1%) |
| CHF | 0 (0%) | 0 (0%) |
| Arrhythmia | 11 (51.7%) | 12 (48.3%) |
| Breath-holding time | ||
| <30 s | 4 (13.3%) | 5 (17.9%) |
| ≥30 s | 26 (86.7%) | 23 (82.1%) |
| Hemoglobin | 11.3 ± 2.0 | 11.7 ± 1.5 |
| Intubation time (s) | 25 (20 ~ 40) | 25 (20 ~ 40) |
| Intubation attempts | ||
| 1 | 30 (100%) | 28 (100%) |
Data are presented as mean (SD), number (proportion) or median (inter-quartile range). Abbreviations: THRIVE, transnasal humidified rapid insufflation ventilator exchange; COPD, chronic obstructive pulmonary disease; CHF, chronic heart failure.