Mean values of left atrial strain parameters acquired by the expert operator in the three study groups
| . | Semi-automated software . | Dedicated automated software . | ||||
|---|---|---|---|---|---|---|
| . | Group 1 (n = 41) . | Group 2 (n = 28) . | Group 3 (n = 31) . | Group 1 (n = 41) . | Group 2 (n = 28) . | Group 3 (n = 31) . |
| PALS-4Ch (%) | 40.6 ± 10.1 | 22.3 ± 10.4 | 17.0 ± 11.7 | 39.6 ± 8.7 | 22.8 ± 11.0 | 16.8 ± 11.0 |
| PALS-2Ch (%) | 41.2 ± 12.5 | 21.0 ± 8.8 | 16.1 ± 11.1 | 40.4 ± 9.5 | 20.9 ± 8.6 | 15.9 ± 9.8 |
| Global PALS (%) | 40.9 ± 9.5 | 21.4 ± 9.1 | 17.8 ± 11.3 | 40.0 ± 7.7 | 21.8 ± 9.3 | 16.3 ± 10.2 |
| PACS-4Ch (%) | 11.3 ± 6.3 | 12.4 ± 8.6 | 8.0 ± 6.0 | 10.8 ± 6.0 | 11.6 ± 7.9 | 8.1 ± 7.2 |
| PACS-2Ch (%) | 12.8 ± 5.3 | 12.4 ± 7.1 | 9.5 ± 7.5 | 12.0 ± 5.3 | 12.9 ± 8.1 | 9.0 ± 7.9 |
| Global PACS (%) | 11.7 ± 4.1 | 12.2 ± 6.8 | 8.8 ± 6.6 | 11.4 ± 4.7 | 12.2 ± 6.8 | 8.5 ± 7.4 |
| . | Semi-automated software . | Dedicated automated software . | ||||
|---|---|---|---|---|---|---|
| . | Group 1 (n = 41) . | Group 2 (n = 28) . | Group 3 (n = 31) . | Group 1 (n = 41) . | Group 2 (n = 28) . | Group 3 (n = 31) . |
| PALS-4Ch (%) | 40.6 ± 10.1 | 22.3 ± 10.4 | 17.0 ± 11.7 | 39.6 ± 8.7 | 22.8 ± 11.0 | 16.8 ± 11.0 |
| PALS-2Ch (%) | 41.2 ± 12.5 | 21.0 ± 8.8 | 16.1 ± 11.1 | 40.4 ± 9.5 | 20.9 ± 8.6 | 15.9 ± 9.8 |
| Global PALS (%) | 40.9 ± 9.5 | 21.4 ± 9.1 | 17.8 ± 11.3 | 40.0 ± 7.7 | 21.8 ± 9.3 | 16.3 ± 10.2 |
| PACS-4Ch (%) | 11.3 ± 6.3 | 12.4 ± 8.6 | 8.0 ± 6.0 | 10.8 ± 6.0 | 11.6 ± 7.9 | 8.1 ± 7.2 |
| PACS-2Ch (%) | 12.8 ± 5.3 | 12.4 ± 7.1 | 9.5 ± 7.5 | 12.0 ± 5.3 | 12.9 ± 8.1 | 9.0 ± 7.9 |
| Global PACS (%) | 11.7 ± 4.1 | 12.2 ± 6.8 | 8.8 ± 6.6 | 11.4 ± 4.7 | 12.2 ± 6.8 | 8.5 ± 7.4 |
PALS, peak atrial longitudinal strain; PACS, peak atrial contraction strain; 4CH, four-chamber; 2CH, two-chamber.
Mean values of left atrial strain parameters acquired by the expert operator in the three study groups
| . | Semi-automated software . | Dedicated automated software . | ||||
|---|---|---|---|---|---|---|
| . | Group 1 (n = 41) . | Group 2 (n = 28) . | Group 3 (n = 31) . | Group 1 (n = 41) . | Group 2 (n = 28) . | Group 3 (n = 31) . |
| PALS-4Ch (%) | 40.6 ± 10.1 | 22.3 ± 10.4 | 17.0 ± 11.7 | 39.6 ± 8.7 | 22.8 ± 11.0 | 16.8 ± 11.0 |
| PALS-2Ch (%) | 41.2 ± 12.5 | 21.0 ± 8.8 | 16.1 ± 11.1 | 40.4 ± 9.5 | 20.9 ± 8.6 | 15.9 ± 9.8 |
| Global PALS (%) | 40.9 ± 9.5 | 21.4 ± 9.1 | 17.8 ± 11.3 | 40.0 ± 7.7 | 21.8 ± 9.3 | 16.3 ± 10.2 |
| PACS-4Ch (%) | 11.3 ± 6.3 | 12.4 ± 8.6 | 8.0 ± 6.0 | 10.8 ± 6.0 | 11.6 ± 7.9 | 8.1 ± 7.2 |
| PACS-2Ch (%) | 12.8 ± 5.3 | 12.4 ± 7.1 | 9.5 ± 7.5 | 12.0 ± 5.3 | 12.9 ± 8.1 | 9.0 ± 7.9 |
| Global PACS (%) | 11.7 ± 4.1 | 12.2 ± 6.8 | 8.8 ± 6.6 | 11.4 ± 4.7 | 12.2 ± 6.8 | 8.5 ± 7.4 |
| . | Semi-automated software . | Dedicated automated software . | ||||
|---|---|---|---|---|---|---|
| . | Group 1 (n = 41) . | Group 2 (n = 28) . | Group 3 (n = 31) . | Group 1 (n = 41) . | Group 2 (n = 28) . | Group 3 (n = 31) . |
| PALS-4Ch (%) | 40.6 ± 10.1 | 22.3 ± 10.4 | 17.0 ± 11.7 | 39.6 ± 8.7 | 22.8 ± 11.0 | 16.8 ± 11.0 |
| PALS-2Ch (%) | 41.2 ± 12.5 | 21.0 ± 8.8 | 16.1 ± 11.1 | 40.4 ± 9.5 | 20.9 ± 8.6 | 15.9 ± 9.8 |
| Global PALS (%) | 40.9 ± 9.5 | 21.4 ± 9.1 | 17.8 ± 11.3 | 40.0 ± 7.7 | 21.8 ± 9.3 | 16.3 ± 10.2 |
| PACS-4Ch (%) | 11.3 ± 6.3 | 12.4 ± 8.6 | 8.0 ± 6.0 | 10.8 ± 6.0 | 11.6 ± 7.9 | 8.1 ± 7.2 |
| PACS-2Ch (%) | 12.8 ± 5.3 | 12.4 ± 7.1 | 9.5 ± 7.5 | 12.0 ± 5.3 | 12.9 ± 8.1 | 9.0 ± 7.9 |
| Global PACS (%) | 11.7 ± 4.1 | 12.2 ± 6.8 | 8.8 ± 6.6 | 11.4 ± 4.7 | 12.2 ± 6.8 | 8.5 ± 7.4 |
PALS, peak atrial longitudinal strain; PACS, peak atrial contraction strain; 4CH, four-chamber; 2CH, two-chamber.
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