Evaluation of the therapeutic effect of high-flow nasal cannula oxygen therapy on patients with aspiration pneumonia accompanied by respiratory failure in the post-stroke sequelae stage

Table 2 The proportion of patients with transition to the invasive auxiliary ventilation (%) and the 28-day mortality between the two groups

	Venturi group	HFNC group	χ2 value	P value	OR	95% CI
Invasive auxiliary ventilation^a
12H	3 (6.7%)	6 (14.3%)	1.360	0.244	0.429	0.100–1.837
24H	12 (40.0%)	3 (9.1%)	7.560	0.006	6.222	1.539–25.153
48H	8 (36.4%)	2 (6.5%)	7.521	0.006	8.286	1.551–44.264
72H	3 (15.8%)	4 (14.9%)	0.008	0.928	1.078	0.212–5.488
Total	26 (63.4%)	15 (41.3%)	4.244	0.039	0.406	0.171–0.964
28-day mortality^b	6 (11.9%)	5 (13.3%)	0.000	1.000	0.878	0.247–3.125

^aWith a statistic difference in the proportion of patients with transition to the invasive auxiliary ventilation between the two groups (P < 0.05)
^bNo difference in the 28-day mortality between the two groups (P > 0.05)

ISSN: 1471-2466