Table 4.
Inter- and intraobserver measurements of LV and RV GLS
| Intraobserver variability agreement (kappa) | Intraobserver variability (P value) | Interobserver variability agreement (kappa) | Interobserver variability (P value) | |
|---|---|---|---|---|
| GLS RV preop | 0.295 | 000 | 0.346 | 000 |
| GLS RV early postop | 0.309 | 000 | 0.293 | 000 |
| GLS RV late postop | 0.346 | 000 | 0.381 | 000 |
| GLS LV preop | 0.194 | 004 | 0.385 | 000 |
| GLS LV early postop | 0.225 | 000 | 0.565 | 000 |
| GLS LV late postop | 0.198 | 000 | 0.284 | 000 |
Inter- and intraobserver measurements of LV and RV GLS agreement with their significance (based on kappa coefficient)