Table 2.

The relation between the operative outcomes and fluorescence emission timing of the recipient artery in preanastomosis ICG-VA

	Fluorescence emission timing
	EARLIEST	INTERMEDIATE	LATEST	P Value
No. of surgical procedures	24	13	14
Intraoperative outcome
Bypass patent (%)	22 (91.7)	13 (100.0)	12 (85.7)	0.362
White thrombus (%)	6 (25.0)	1 (7.7)	10 (71.4)	0.001
Mean clamp time ±SD, min	49.7 ± 15.2	52.3 ± 16.1	52.9 ± 8.1	0.769
Perioperative outcome
Perioperative infarction (%)	2 (8.3)	2 (15.4)	3 (21.4)	0.380
Symptomatic hyperperfusion (%)	6 (25.0)	0 (0.0)	0 (0.0)	0.026
Long-term outcome
Stroke 1 month after operation	0	0	0	Not available
The mean rate of caliber
changes (mm) in STA ±SD	1.05 ± 0.27	1.24 ± 0.25	1.19 ± 0.35	0.313

SD: standard deviation

STA: superficial temporal artery