Blood Flow Assessment of Arteriovenous Malformations Using Intraoperative Indocyanine Green Videoangiography

Table 2

Mean value of each parameters regarding vessel type.

	Feeder	Nidus	Draining vein
Mean maximum intensity ± SD (AI)	652.8 ± 571.9	534.3 ± 392.7	915.6 ± 495
Mean delay time ± SD (sec)	13.3 ± 2.89	14.2 ± 3.64	13.3 ± 2.03
Mean CBFi ± SD (AI/sec)	212.9 ± 149.2	156.7 ± 102.2	326.9 ± 161.2