Table 2.

Nidal obliteration rates according to different intents of embolization

Intent of embolization	Number of sessions	Nidal obliteration rate (%)
		Squid	PHIL
Overall	34 (100)	57±26	57±32
Embolization only	4 (12)	75±13	100±0
Staged embolization	16 (47)	42±24	49±29
Embolization before excision	9 (26)	90±14	60±34
Embolization before SRS/SRT	5 (15)	56±23	N/A

Values are presented as number (%) or mean±standard deviation.

SRS, stereotactic radiosurgery; SRT, stereotactic radiotherapy; N/A, not applicable.