Table 3.

Success rate of percutaneous procedures

Procedure	Study	N	FU (months)	IPR (%)	PFD (months)	Recurrence rate (%)
PBC	Skirving and Dan [32]	496	5	100	80.8	19.2
	Liu et al. [33]	290	32	91.3	18.7	5.2
	Mullan and Litchor [34]	61	60	97	80	20
	Kouzounias et al. [35]	61	36	85	20	50 (21 months)
	Park et al. [36]	58	42	92	18	16
GR	Xu-hui et al. [37]	3,370	156	73.6	60	35
	Saini [38]	552	12–72	96	24	28 (12 months)
	Steiger [39]	122	5	84	59	41
	Pollock [40]	98	42	73	28.7	16.7
	Pickett et al. [41]	97	81	78	20	59
RFT	Wu et al. [42]	1,860	24	78.8	24	25 (24 months)
	Kanpolat et al. [43]	1,600	5	97.6	57.7	42.3
	Loveren et al. [44]	700	6	81	61	20
	Fouad [45]	312	12	100	12	13.5
	Tronnier et al. [46]	206	14	NA	25	75
	Latchaw et al. [47]	96	5	NA	53	35
	Yoon et al. [48]	81	6	87	26	74

PBC percutaneous balloon compression, GR glycerol rhizotomy, RFT radiofrequency thermocoagulation, N patient number, FU follow up, IPR immediate pain relief, PFD pain free duration, NA not available