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. 2024 Jul 1;21(9):1710–1717. doi: 10.7150/ijms.95080

Table 2.

The periprocedural parameters

Periprocedural parameters n=157
Procedure method
Cryo+LAAO, n (%) 51 (32.5
RFCA+LAAO, n (%) 30 (19.1)
LAAC, n (%) 76 (48.4)
Device size
21mm, n (%) 11 (7.0)
24mm, n (%) 28 (17.8)
27mm, n (%) 49 (31.2)
30mm, n (%) 30 (19.1)
33mm, n (%) 39 (24.8)
LAA orifice diameter (mm)
CTA 23.6±3.7**
TEE 22.4±3.6
DSA 22.9±3.7
LAA length (mm)
CTA 25.1±3.9**
TEE 23.8±3.6
DSA 24.6±3.7
Residual flow
0mm, n (%) 129 (82.2)
<3mm, n (%) 24 (15.3)
3-5mm, n (%) 4 (2.5)
≥5mm, n (%) 0
Exposure shoulder of occluders
Yes, n (%) 31 (19.7)
No, n (%) 126 (80.3)
Compression ratio of occlude (%, ‾x±s) 21.6±4.6
Complications 10 (6.4)
Pericardial effusion, n (%) 5 (3.2)
Cardiac tamponade, n (%) 2 (1.3)
Vagal reflex, n (%) 2 (1.3)
Phrenic nerve palsy, n (%) 1 (0.65)

Data represented as N (%) or mean ± standard deviation. Cryo: Cryoballoon ablation, LAAC: Left atrial appendage occlusion, RFCA: Radiofrequency catheter ablation, LAA: Left atrial appendage, CTA: CT angiography, TEE: transesophageal echocardiography, DSA: Digital subtraction angiograph.** Compared with TEE, p<0.01.