Impacts of chest compression cycle length and real-time feedback with a CPRmeter® on chest compression quality in out-of-hospital cardiac arrest: study protocol for a multicenter randomized controlled factorial plan trial

Table 1 Cerebral performance category (CPC) score

Score	Description
1	Good cerebral performance
2	Moderate cerebral disability
3	Severe cerebral disability
4	Coma or vegetative state
5	Death

ISSN: 1745-6215