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Table 5: Multivariate Cox model for progression-free survival in patients with gliomas and overall survival in patients with glioblastomas
Parameters Variables PFS in Gliomas OS in GBM
HR 95% CI P Value HR 95% CI P Value
Multivariate Cox model including CBF_max CBF_max 1.007 1.002–1.012 .008 0.992 0.984–1.001 .066
Age 1.043 1.015–1.071 .002 1.030 0.995–1.067 .097
KPS^{^a} – – .131^{^b} – – –
Multivariate Cox model including rCBF_max rCBF_max 1.707 1.174–2.483 .005 0.490 0.254–0.943 .033
Age 1.038 1.011–1.065 .006 1.037 1.001–1.074 .045
KPS^{^a} – – .233^{^b} – – –
↵a KPS was not included in the multivariate Cox analysis for OS in glioblastomas.
↵b Only the P value was presented for the variable, which was excluded from the Cox model with P > .10.

Parameters	Variables	PFS in Gliomas			OS in GBM
Parameters	Variables	HR	95% CI	P Value	HR	95% CI	P Value
Multivariate Cox model including CBF_max	CBF_max	1.007	1.002–1.012	.008	0.992	0.984–1.001	.066
	Age	1.043	1.015–1.071	.002	1.030	0.995–1.067	.097
	KPS^{^a}	–	–	.131^{^b}	–	–	–
Multivariate Cox model including rCBF_max	rCBF_max	1.707	1.174–2.483	.005	0.490	0.254–0.943	.033
	Age	1.038	1.011–1.065	.006	1.037	1.001–1.074	.045
	KPS^{^a}	–	–	.233^{^b}	–	–	–