Table 1. Acute and longer-term results of phased RF ablation.
| Study | No.of Pts | Age | Type of AF parox: persistent (%) | Mean Left atrial diameter(mm) | Proc. time (min) | Fluoro time (min) | Additional ablation | Acute success rate (%) | Months of FU | Long term success (%) |
|---|---|---|---|---|---|---|---|---|---|---|
| Boersma et al. [14] | 98 | 59±9 | 100:0 | na | 84±29 | 18±9 | - | 100 | 6 | 83 |
| Fredesrdorf et al.[15] | 21 | 59±12 | 80:20 | na | 81±13 | 30±11 | - | 99 | 6 | 86 |
| Scharf et al. [16] | 50 | 58±7 | long-standing persistent | 46±5 | 155±40 | 55±35 | MASC+MAAC | 100 | 6.3±0.9 | 70 |
| Beukema et al.[17] | 102 | 57.9±9.6 | 90:12 | 41.2±6.5 | 139.3±37.72 | 32.1±11.3 | irrigated RF if needed | 100 | 12.2±3.9 | 60.8 |
| Wieczorek et al.[18] | 88 | 58±11 | 100:0 | 44±4 | 125±28 | 21±13 | RF | 99 | >3 and <12 ≥12 | 82.2 79.2 |
| Duytschaever et al. [19] | 77 | 60±8 | 100:0 | 41±4 | 176±25 | na | - | 97 | 3 | 74 |
| Wieczorek et al. [20] | 73 | 56±12 | 100:0 | 44±3 | 122±27 | 20±11 | RF if needed | 99 | 6 | 85 |
| Mulder et al. [21] | 89 | 59±8 | long-standing persistent | 42±4 | 112±32 | 21±10 | MASC+MAAC | 100 | 12 | 49 |
| Mulder et al. [22] | 120 | 59 | 100:0 | 40±5 | 86±26 | na | - | 100 | 24 | 49 |
| Mulder et al. [23] | 100 | 59±9 | 100:0 | 40±5 | na | na | - | 100 | 12 | 53 |
| Nardi et al. [24] | 429 | 60±12 | 68:32 | na | 62±15 | na | 75 patients had 2 procedures | na | 22±5 | 68.5 |