Table 2. Phased RF ablation outcomes in comparison with focal RF ablation.

Study	No.of Pts	Age	Paroxysmal: Persistent: Long standing AF (%)	Left atrial diameter (mm)	Procedure time (min)	Fluoro time (min)	Acute success rate (%)	Length of FU	Long term success (%)
Bulava et al. [29]	PVAC: 51 RF+ Carto: 51	56.5±9.9 59.8±11.9	paroxysmal	41.2±5.4 39.7±4.4	107±31 208±46	16±5 28±8	98 98.5	202±13 days	77 71
Choo et al. [30]	PVAC: 38 RF+Carto: 47 RF+NavX: 24 RF+3D Mapping: 71	56.9±10.2 56.2±10.5 62.2±7.7 58.2±10.2	79:2:0 60:40:0 63:37:0 39:61:0	42.0±7.5 40.5±7.5 43.9±6.3 41.5±7.3	168±41 246±60 265±60 252±60	39±14 73±27 79±25 75±26	97 96 100 97	6 months	68 40 38 39
Bittner et al. [31]	PVAC: 40 RF+3D Mapping: 40	57±11 59±9	53:47:0 58:42:0	43±5 42±7	171±40 224±27	26±8 35±9	99 100	254±99 days	254±99 days	254±99 days
Khaykin et al. [32]	PVAC: 31 RF+3D Mapping: 19	63±10 57±12	paroxysmal	39±6 43±4	125±25 135±26	36±14 50±16	na na	6 months	67 54
Spitzer et al. [33]	PVAC: 388 RF+NavX:151	61.7±9.7 58.1±9.3	79.9 :17.5: 2.6 54.3 :31.1:14.6	42±6 43±5	67.0±18.0 142.2±35.0	15.6±5.7 29.3±9.8	>99 >99	24months	64.2 48.2
De Greef et al. [34]	PVAC: 79 RF+Carto: 82	60±10 58±10	66:34:0 55:45:0	41±7 42±7	121±41 169±43	33±11 32±15	100 100	3 years	65 55
Tivig et al.[35]	PVAC: 143 PVAC: 66 RF+NavX :155 RF+NavX:56	61±10 61±10 58.8±10 61±9	paroxysmal persistent paroxysmal persistent	40±6 46±6 40±5 47±7	128±38 171±39 134±43 161±44	29±13 46±14 39±20 44±18	na na na na	12months	76 55 71 52
Looi et al.[36]	PVAC: 75 RF+Carto: 128	60±10.1 56.3±10.6	paroxysmal	48±4.2 44.2±5.6	135±54 178±43	46±29 48±23	na na	268±176 days 266±184 days	65.3 65.6
Gal et al.[37]	PVAC:230 RF+Carto: 230	56.6±10.3 56.1±9.8	83.9:16.1 80:20	41.7±4.7 40.6±4.9	133.9±38.8 177.7±48.7	31.9±12.3 29.7±12.3	99.8 99.6	43 months	47.7 45.5
McReady et al. [38]	PVAC:94 RF+Carto or NAVx: 94	58±12 62±11	paroxysmal	38±7 39±5	140±43 167±42	35±16 42±20	98 97	12months	60 56