Table 1.
Characteristics of the included studies.
| Reference | Year | Sample size (PAF/PeAF) | AF recurrence |
No AF recurrence |
Type of EAT | Imaging | Article type | Quality score | ||
|---|---|---|---|---|---|---|---|---|---|---|
| n | Mean ± SDa | n | Mean ± SDa | |||||||
| Tsao [15] | 2011 | 68 (43/25) | 24 | 35.2 ± 12.5 | 44 | 26.8 ± 11.1 | LA-EFT volume | CT | OA | 18/22 |
| Nagashima [16] | 2011 | 40 (24/16) | 15 | 239 ± 90.2 | 25 | 153.5 ± 42.7 | Total EFT volume | CT | OA | 18/22 |
| 15 | 69.6 ± 35.5 | 25 | 40.7 ± 13.9 | LA-EFT volume | CT | |||||
| Murakami [17] | 2012 | 38 (32/6) | 12 | 200 ± 62 | 26 | 145 ± 37 | Total EFT volume | CT | CA | 5/12 |
| Chao [18] | 2013 | 227 (all PAF) | 64 | 6.3 ± 0.6 | 149 | 5.7 ± 0.6 | RV wall EFT thickness | Echo | OA | 19/22 |
| 56 (all PeAF) | 31 | 7.3 ± 0.6 | 25 | 6.7 ± 0.7 | RV wall EFT thickness | Echo | ||||
| Kawakami [19] | 2013 | 95 (74/21) | 34 | 147.3 ± 35.8 | 61 | 109.5 ± 34.9 | Total EFT volume | CT | CA | 4/12 |
| Soucek [20] | 2014 | 102 (74/28) | 27 | 115.8 ± 38.2 | 75 | 86.6 ± 38.2 | Total EFT volume | CT | CA | 5/12 |
| Nakahara [21] | 2014 | 60 (0/60) | 47 | 33.2 ± 10.7 | 13 | 25.1 ± 11 | LA-EFT volume | CT | OA | 18/22 |
| Masuda [22] | 2015 | 53 (22/31) | 24 | 35.1 ± 13.1 | 29 | 25.0 ± 9.5 | LA-EFT volume | CT | OA | 22/22 |
| Kocyigit [23] | 2015 | 249 (203/46) | 60 | 4.4 ± 2.1 | 189 | 4.3 ± 1.6 | RV wall EFT thickness | CT | OA | 19/22 |
| Canpolat [24] | 2016 | 234 (190/44) | 45 | 7.79 ± 2.2 | 189 | 5.79 ± 1.38 | RV wall EFT thickness | Echo | OA | 19/22 |
PAF/PeAF: paroxysmal/persistent atrial fibrillation; LA: left atrium; EAT: epicardial adipose tissue, CT: computed tomography; OA: original article; CA: conference abstract; RV: right ventricle; Echo: echocardiography.
a
Notice: Unit of the volume and thickness variables are milliliter (ml) and millimeter (mm), respectively.