Table 2.

Comparison of CBF_SPECT, CBF_ASL in bilateral cerebellum

Group	Parameters	Ipsilateral cerebellum	Contralateral cerebellum	p value
CCD +	CBFSPECT (ml/100 g/min)	83.35 ± 24.04	66.49 ± 18.83	< 0.0001*
	CBFASL (ml/100 g/min)	39.86 ± 9.43	33.34 ± 9.87	< 0.0001*
CCD−	CBFSPECT (ml/100 g/min)	75.18 ± 27.73	73.51 ± 25.9	0.007*
	CBFASL (ml/100 g/min)	42.36 ± 10.16	40.99 ± 10.09	0.063

CBF, cerebral blood flow; SPECT, single-photon emission CT; ASL, arterial spin-labeling MR imaging

Values are mean ± standard deviation. * The significant level was defined as P < 0.05