Table 4.

Correlation between cerebral artery blood flow and attention

Cerebral arteries	Paddle pin quiz (points)
	Net score I	Net score II	Net score III	Net score IV	Net score V	Total net score
Basilar artery (cm/s)	0.322a	0.335a	0.104	0.142	0.402a	0.422a
Left vertebral artery (cm/s)	0.187	0.141	0.203	0.098	0.104	0.117
Right vertebral artery (cm/s)	0.105	0.112	0.114	-0.058	-0.087	0.184
Left middle cerebral artery (cm/s)	0.503a	0.487a	0.505a	0.427a	0.112	0.503a
Right middle cerebral artery (cm/s)	0.488a	0.502a	0.412a	0.403a	0.109	0.477a
Left anterior cerebral artery (cm/s)	-0.098	0.415a	0.309a	0.378a	0.415a	0.432a
Right anterior cerebral artery (cm/s)	-0.102	0.433a	0.318a	0.390a	0.470a	0.387a
Left posterior cerebral artery (cm/s)	0.234	-0.054	0.087	0.099	-0.107	0.108
Right posterior cerebral artery (cm/s)	0.105	-0.101	0.112	0.100	-0.087	0.102

^a P < 0.05, indicates statistically significant.