Table II.
Comparison of Echocardiographic Parameters of Group 1, Group 2, and Control Group
| Group 1 (n=72) | Group 2 (n=128) | Controls (n=151) | P Valuea | P Valueb | P Valuec | |
|---|---|---|---|---|---|---|
| LA diameter, cm | 3.8±0.4 | 3.2±0.3 | 3.0±0.4 | <.001 | NS | <.001 |
| LA volume, mL | 64.7 (21.8–334.9) | 61.1 (31.1–85.0) | 56.1 (31.6–92.0) | .002 | <.001 | <.001 |
| Indexed LA volume, mL/m2 | 38.0 (12.8–197.0) | 35.9 (18.3–50.0) | 31.2 (17.5–51.1) | .002 | <.001 | <.001 |
| LVEDD, cm | 5.2±0.5 | 4.6±0.4 | 4.5±0.7 | .011 | NS | <.001 |
| LVESD | 3.0±0.1 | 2.9±0.2 | 2.9±0.3 | NS | NS | NS |
| Ejection fraction, % | 67.5±3.0 | 65.5±3.9 | 66.5±2.9 | <.001 | NS | .032 |
| LVSWT | 1.2±0.2 | 1.0±0.1 | 0.8±0.1 | <.001 | <.001 | <.001 |
| LVPWT | 1.2±0.2 | 1.0±0.1 | 0.9±0.1 | <.001 | <.001 | <.001 |
| LVMI | 129.2±23.4 | 93.0±17.9 | 69.2±16.2 | <.001 | <.001 | <.001 |
| E, m/s | 0.65±0.06 | 0.70±0.07 | 0.81±0.12 | .001 | <.001 | <.001 |
| E/A ratio | 0.89±0.10 | 1.24±0.23 | 1.26±0.21 | <.001 | .032 | <.001 |
| DT, ms | 254.2±28.6 | 180.7±12.1 | 171.9±22.5 | <.001 | .001 | <.001 |
| IVRT, ms | 114.6±10.3 | 85.1±10.6 | 85.8±13.1 | <.001 | NS | <.001 |
| E’, cm/s | 7.1±0.8 | 10.3±1.5 | 12.1±1.9 | <.001 | <.001 | <.001 |
| E/E’ | 9.4±1.8 | 6.9±1.1 | 7.0±1.7 | <.001 | NS | <.001 |
| Inter‐AEMD, ms | 59 (36–104) | 42 (36–68) | 46 (30–82) | <.001 | NS | <.001 |
| Intra‐left AEMD, ms | 30 (20–71) | 28 (14–48) | 20 (14–50) | NS | <.001 | <.001 |
| Intra‐right AEMD, ms | 22.4±9.3 | 22.4±9.9 | 23.9±11.0 | NS | NS | NS |
Abbreviations: AEMD, atrial electromechanical delay; DT, deceleration time; E’, mitral septal early diastolic annular velocity; IVRT, isovolumic relaxation time; LA, left atrial; LVEDD, left ventricular end‐diastolic diameter; LVESD, left ventricular end‐systolic diameter; LVMI, left ventricular mass index; LVPWT, left ventricular posterior wall thickness; LVSWT, left ventricular systolic wall thickness; NS, not significant. P values of group 1, group 2, and controls were obtained from Tukey or Kruskal‐Wallis Analysis. a P value between group 1 and 2. b P value between group 2 and controls. c P value between group 1 and controls.