Table 6 Predictors of right atrial volumes
Univariate analysis: | Coeff | 95%CI | p value | r squared |
|---|---|---|---|---|
4-chamber longitudinal diameter (cm) | 48.4 | 42.7,54.1 | <0.001 | 0.703 |
4-chamber transverse diameter (cm) | 49.0 | 38.7,59.3 | <0.001 | 0.428 |
4-chamber area (cm2) | 6.72 | 6.0, 7.4 | <0.001 | 0.752 |
2-chamber longitudinal diameter (cm) | 42.7 | 35.1,50.3 | <0.001 | 0.556 |
2-chamber transverse diameter (cm) | 31.9 | 26.5,37.4 | <0.001 | 0.573 |
2-chamber area (cm2) | 4.6 | 4.2, 5.1 | <0.001 | 0.806 |
4-chamber longitudinal diameter indexed (cm/m2) | 63.7 | 52.2, 75.1 | <0.001 | 0.508 |
4-chamber transverse diameter indexed (cm/m2) | 77.1 | 58.6, 95.7 | <0.001 | 0.365 |
4-chamber area indexed (cm2/m2) | 11.1 | 9.7, 12.4 | <0.001 | 0.698 |
2-chamber longitudinal diameter indexed (cm/m2) | 66.4 | 52.4, 80.4 | <0.001 | 0.470 |
2-chamber transverse diameter indexed (cm/m2) | 51.4 | 41.4, 61.3 | <0.001 | 0.512 |
2-chamber area indexed (cm2/m2) | 7.8 | 7.0, 8.6 | <0.001 | 0.772 |
Multivariate analysis: non-indexed measurements | Coeff | 95%CI | p value | r squared |
2-chamber area (cm2) | 3.1 | 2.6, 3.6 | <0.001 | 0.895 |
4-chamber area (cm2) | 3.4 | 2.6, 4.1 | <0.001 | |
Constant | −44.4 |