Table 2.

Reasons for withdrawal/withholding of life-sustaining treatment

	All WLST (n = 510)	Withholding (n = 327)	Withdrawal (n = 158)	p-value
Perceived unfavorable neurological prognosis, n (%)	300/510 (58.8)	198/327 (60.5)	98/156 (62.8)	0.632
Perceived unfavorable cardiac/pulmonary prognosis, n (%)	105/510 (20.5)	69/327 (21.1)	31/156 (19.8)	0.755
Inability to maintain extracorporeal cardiopulmonary support, n (%)	71/510 (13.9)	42/327 (12.8)	24/156 (15.3)	0.447
Complications, n (%)	10/510 (1.9)	8/327 (2.4)	2/156 (1.2)	0.401
Exacerbation of comorbidity before cardiac arrest, n (%)	7/510 (1.3)	6/327 (1.8)	1/156 (0.6)	0.305
Other, n (%)	4/510 (1.0)	4 /327 (1.2)	0/156 (0)	0.165
Unknown, n (%)	13/510 (2.5)	0 (0)	2 (1.2)

WLST Withdrawal/withholding of life-sustaining treatment. Withdrawal or withholding status were unknown in 25 patients