Predictors of extubation failure and prolonged mechanical ventilation among patients with intracerebral hemorrhage after surgery

Table 3 Univariate analysis of the factors associated with prolonged mechanical ventilation (MV) (n = 134)

Variable	MV duration ≥ 14 days (n = 65)	MV duration < 14 days (n = 69)	P-value
	Mean ± standard deviation or n (%) or median with interquartile range
Age (years)	63.29 ± 15.86	57.55 ± 14.87	0.03*
Age ≥ 65 years	36 (55.4)	20 (29.0)	0.00**
Sex, male	37 (56.9)	47 (68.1)	0.18
Weight (kg)	65.43 ± 13.09	68.08 ± 17.09	0.32
Diabetes mellitus	21 (32.3)	15 (21.7)	0.17
Hypertension	44 (67.7)	44 (63.8)	0.63
Coronary artery disease	8 (12.3)	6 (8.7)	0.49
Hemodialysis	4 (6.2)	1 (1.4)	0.15
Intracerebral hemorrhage location			0.85
Lobar	26 (40.0)	25 (36.2)
Deep-seated	33 (50.8)	36 (52.2)
Cerebellar	6 (9.2)	8 (11.6)
Intracerebral hemorrhage volume (ml)	34.68 ± 24.93	39.66 ± 21.33	0.63
Surgical procedure			0.82
Endoscopy-assisted procedure	23 (35.4)	27 (39.1)
Craniotomy procedure	42 (64.6)	42 (60.9)
Initial eye-opening response	1 (2)	3 (2)	0.00**
Initial motor response	4 (2)	5 (1)	0.00**
Initial verbal response	1 (0)	2 (3)	0.00**
Initial Glasgow Coma Scale score	7 (3.25)	10 (5)	0.00**
Initial white blood cell count (/mm³)	15.82 ± 27.75	11.39 ± 5.13	0.19
Initial white blood cell count > 10,000/mm³	38 (58.5)	41 (59.4)	0.91
Initial blood glucose (mg/dL)	156.17 ± 45.33	158.44 ± 72.08	0.83
Initial blood glucose > 100 mg/dL	64 (98.5)	63 (91.3)	0.06
Initial blood glucose > 120 mg/dL	49 (75.4)	51 (73.9)	0.85

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