Table 3.

CA Measure Reactivity Index and Frequency of Spreading Depolarizations

CA Measure	1 Min Avg†	1 Hour Avg ‡	12 Hour Avg‡	24 Hour Avg‡
PRx	0.5464	0.9746	0.8015	0.8293
PRx-EVD	0.6906	0.0972	0.1072	0.0153
PRx-Par	0.0227 *	0.0895	0.0328 *	0.1286
ORx	0.1007	0.0056 *	0.0026 *	0.1417
CBFRx	0.2741	0.6627	0.4992	0.6994
OSRx Strip Side	0.3135	0.4192	0.5686	0.4347
OSRx No Strip Side	0.8881	0.8598	0.3497	0.4157

^*Indicates statistical significance

^†Binary Logistic Regression

^‡Poisson Regression