Table 4.
Review of RFA studies
| Study | Case ,n |
Chorionicity | The overall survival rate,% | The mean/median Gestational Age at RFA | The mean/median Gestational Age at Delivery | Birthweight(g) | Indications of RFA | Cycles of RFA coagulation | Duration of RFA (min) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TTTS | sFGR | DA | MFPR | TRAPS | TAPS | |||||||||||
| current study | 306 |
215 M 26 D |
78.76 | 20.57 (17.82–23.29) | 36.23 ± 3.23 | 2570 ± 736 | 91 | 83 | 78 | 32 | 19 | 3 | 193n ≤ 2 | 48n>2 | 169n ≤ 15 |
72n> 15 |
| Wang et al. (2021) [13] | 272 | 272 M | 73.9 | 20.05 ± 3.41 | 36.34 ± 2.9 | 2662.48 ± 707.8 | 64 | 60 | 66 | 70 | 12 | 0 | NA | NA | ||
| Shinar et al. (2021) [14] | 74 | 74 M | 91.9 | 19.3 ± 4 | 34.5 ± 6.5 | 2477 ± 1016 | 6 | 9 | 24 | 0 | 35 | 0 | NA | 27.4 ± 15.8 | ||
| TING et al. (2021) [15] | 63 |
61 M 2 D |
73.02 | 17.4 (13.6–19.1) | 36.2 (35–38.8) | 2497(2170–2926) | 12 | 10 | 17 | 9 | 13 | 2 | NA | 40n < 4 | 4n > 4 | |
| Rahimi-Sharbaf et al. (2021) [16] | 143 | 143 M | 71.3 | 21 ± 2.3 | 34.6 ± 3.3 | NA | 48 | 52 | 33 | 0 | 10 | 0 | Usually, 2–3 | NA | ||
| Liu et al. (2021) [17] | 56 | 56 M | 73.2 | 20.5 ± 3.3 | 31.6 ± 6.5 | NA | 26 | 11 | 9 | 4 | 4 | 0 | NA | NA | ||
| Dadhwal et al. (2021) [18] | 44 | 44 M | 77.3 | 22.29(14–26.86) | 35(32.14–37) | 2138 ± 742 | 23 | 5 | 7 | 0 | 9 | 0 | NA | usually< 15 | ||
| Gabby et al. (2020) [19] | 36 | 36 M | 75 | 19.78 | 36.6(23.7–41) | NA | 2 | 10 | 9 | 0 | 15 | 0 | 50n < 4 | 9n ≥ 4 | NA | |
| Dadhwal et al. (2019) [20] | 14 | 14 M | 71.4 | 24.43(16–26.57) | 36(28–38) | NA | NA | NA | NA | NA | NA | NA | NA | NA | ||
| Sun et al. (2018) [21] | 183 | 183 M | 77 | 19.6(17.3–22.5) | 36.8 (33.2–38.5) | NA | 35 | 53 | 24 | 36 | 35 | 0 | 152n ≤ 2 | 25n>2 | 6 (4–7) | |
| Abdel-Sattar et al. (2018) [22] | 18 | 18 M | 66.7 | 19.1 (16.9–25.4) | 34.6 (17.4–40.1) | 2857 (538–4451) | 0 | 2 | 6 | 0 | 10 | 0 | NA | NA | ||
| Wang et al. (2017) [23] | 33 | M | 84 | 20.2 ± 3.8 | 36.9 ± 2.6 | 2700(2275–3025) | 6 | 4 | 10 | 11 | 2 | 0 | NA | NA | ||
| Peng et al. (2016) [24] | 45 | 45 M | 71.1 | 19.86(18.14–26.71) | 31.57(22.29–40.86) | 1575 (250–3400) | 15 | 10 | 8 | 0 | 12 | 0 | NA | NA | ||
| Yinon et al. (2015) [25] | 36 | 36 M | 88.9 | 21.3 (17.7–24.3) | 35.0 (29.8–38.0) | 2405 (1606–3220) | 6 | 19 | 7 | 0 | 4 | 0 | ≤3 | ≤12 | ||
| Kumar et al. (2014) [26] | 100 |
82 M 18 D |
78.0 | 17.96 (12.14–27.57 | 35.2(24–41) | NA | 28 | 8 | 38 | 14 | 12 | 0 | 2–3 | most cases ≤15 | ||
| Berg et al. (2014) [27] | 7 | 7 M | 85.7 | 23.0 ± 5.0 | 32.3 ± 5.3 | NA | 0 | 0 | 0 | 0 | 7 | 0 | NA | 6 | ||
| Van Den Bos et al. (2013) [28] | 11 | 11 M | 63.6 | 15(14–18) | 34(23–38) | NA | 1 | 2 | 2 | 1 | 5 | 0 | NA | NA | ||
| Lu et al. (2013) [29] | 10 | 10 M | NA | 15.6 (12.3–19.6) | 35.9(32.4–38.6) | NA | 1 | 2 | 4 | 0 | 3 | 0 | most ≤2 | little>2 | NA | |
| Cabassa et al. (2013) [30] | 7 | 7 M | 71 | 17.43(13.14–23.14) | 33.00 | NA | 0 | 0 | 0 | 0 | 7 | 0 | 1–3 | ≤6 | ||
| Bebbington et al. (2012) [31] | 58 | 58 M | 70.7 | 20.2 ± 2.2 | 33.0 (23.4–38.9) | NA | 15 | 19 | 6 | 0 | 18 | 0 | NA | NA | ||
| Roman et al. (2010) [32] | 20 | 20 M | 87 | 20.3 (17–29) | 36 (26–41) | 2350 ± 1164 | 4 | 2 | 8 | 0 | 6 | 0 | ≤3 | 2 | ||
| Paramasivam et al. (2010) [33] | 35 |
29 M 6 D |
88.6 | 17.4 (12.71–27.57) | 36(21.86–41) | NA | 11 | 4 | 9 | 6 | 5 | 0 | NA | 12(median) | ||
| Moise et al. (2008) [34] | 9 | 9 M | 66.0 | 19.5 (18.6–22) | 36.1(26.0–39.2) | NA | 3 | 0 | 6 | 0 | 0 | 0 | NA | 6 | ||
N/A not applicable; M Monochorionic; D Dichorionic; DA Discordant Anomalies