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Scoring items
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Cohorts
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Comparisons between cohorts
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NIV
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HCO
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Procedure for oxygenation and ventilation
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Non-invasive ventilation
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High-flow nasal cannula oxygen
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Patients included in the analysis
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154
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161
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p-value
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MACOCHA score
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< 3
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123 (80)
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134 (83)
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0.469
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≥ 3
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31 (20)
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27 (17)
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Modified Cormack-Lehane grade
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I, IIA, or IIB
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139 (90)
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144 (89)
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0.854
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III or IV
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15 (10)
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17 (11)
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Intubation Difficulty Scale score
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0–2
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15 (10)
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14 (9)
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0.733
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3–4
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87 (57)
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98 (61)
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≥ 5
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52 (34)
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49 (30)
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- Variables are reported as frequency (percentages)
- The Mann-Whitney U-test was performed for statistical analysis
- A p-value of less than 0.05 was considered significant
