Table 4.
Multivariate analysis including LA measurements and CHADS 2 /CHA 2 DS 2 -VASc parameters for prediction of TEE surrogate markers of stroke
| TEE markers of stroke | Independent predictors | OR | CI 95% | p |
|---|---|---|---|---|
|
LA measurements + CHADS
2
parameters | ||||
|
LAA thrombus |
• Indexed LA 2P Area-Length Volume |
1.026 |
1.009 - 1.043 |
0.003 |
| |
• Previous stroke/TIA |
4.080 |
1.647 – 10.102 |
0.002 |
|
LAA LFV |
• Indexed LA Area 4C |
1.174 |
1.083 – 1.272 |
<0.001 |
|
Dense SEC |
• Indexed LA Area 4C |
1.090 |
1.018 – 1.167 |
0.01 |
|
LA ABN |
• Indexed LA Area 4C |
1.114 |
1.037 – 1.196 |
0.003 |
| |
• Congestive heart failure |
2.022 |
1.109 – 3.690 |
0.02 |
|
LA measurements + CHA
2
DS
2
-VASc parameters | ||||
|
LAA thrombus |
• Indexed LA 2P Area-Length Volume |
1.028 |
1.010 – 1.046 |
0.002 |
| |
• Previous stroke/TIA |
4.071 |
1.568 – 10.569 |
0.004 |
|
LAA LFV |
• Indexed LA Area 4C |
1.186 |
1.089 – 1.291 |
<0.001 |
|
Dense SEC |
• Previous stroke/TIA |
2.675 |
1.158 – 6.180 |
0.02 |
| |
• Congestive heart failure |
2.308 |
1.180 – 4.514 |
0.02 |
| LA ABN | • Indexed LA Area 4C |
1.106 |
1.029 – 1.190 |
0.006 |
| • Congestive heart failure | 2.097 | 1.126 – 3.907 | 0.02 | |
Legend: CI - confidence interval; LA – left atrial; LAA – left atrial appendage; LA ABN – left atrial abnormality; LFV – low flow velocities; OR – odds ratio; p – significance level; SEC – spontaneous echocardiographic contrast; TEE – transesophageal echocardiography; TIA – transient ischemic attack; vel – velocities; 4C – 4-chamber; 2P – biplane.