Table 2. The comparison of intolerance and outcomes between two groups.

Outcomes	Tolerance group	Intolerance group	P value
N	97	35
ICU stay (d)	25.0±24.7	23.7±14.7	0.756
Duration of MV	16.2±21.3	17.5±13.5	0.395
28-days mortality			0.042
Non-survival	15 (15.5%)	11 (31.4%)
Survival	82 (84.5%)	24 (68.6%)

MV, mechanical ventilation.