Table 2 Primary outcome analysis with different methods

From: Association between central venous pressure measurement and outcomes in critically ill patients with severe coma

Method	Hazard ratio	CI		P value
Method	Hazard ratio	2.5%	97.5%	P value
Original cohort	0.63	0.55	0.71	< 0.001
PSM cohort	0.58	0.51	0.66	< 0.001
IPTW cohort	0.65	0.56	0.75	< 0.001
sIPTW cohort	0.64	0.55	0.74	< 0.001

PSM propensity scored matching, IPTW inverse probability treatment weighing, sIPTW inverse probability treatment weighing

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