Table 3.
Normalization with body weight of M-mode parameters in normal weight and obese groups. Mean ± SE (median, minimum–maximum) are reported.
| M-Mode Parameters | Normalized Value | 95% Prediction Interval (cm) [42] | |||
|---|---|---|---|---|---|
| Normal Weight Group (n = 15) | Obese Group (n = 15) | ||||
| LVIDd (cm) | 1.20 ± 0.09 | (1.15, 0.69–1.63) | 1.35 ± 0.05 * | (1.37, 1.03–1.47) | 1.27–1.85 |
| LVIDs (cm) | 0.64 ± 0.04 | (0.62, 0.42–0.83) | 0.81 ± 0.03 * | (0.8, 0.52–0.96) | 0.71–1.26 |
| IVSd (cm) | 0.46 ± 0.01 | (0.46, 0.36–0.54) | 0.46 ± 0.02 | (0.45, 0.36–0.68) | 0.29–0.59 |
| IVSs (cm) | 0.68 ± 0.02 | (0.68, 0.56–0.85) | 0.63 ± 0.02 | (0.63, 0.49–0.75) | 0.43–0.79 |
| LVPWd (cm) | 0.56 ± 0.02 | (0.57, 0.41–0.72) | 0.47 ± 0.02 * | (0.45, 0.36–0.58) | 0.29–0.60 |
| LVPWs (cm) | 0.76 ± 0.02 | (0.73, 0.61–0.84) | 0.66 ± 0.02 * | (0.68, 0.54–0.77) | 0.48–0.87 |
| AO diameter (cm) | 0.70 ± 0.02 | (0.69, 0.72–1.5) | 0.71 ± 0.01 | (0.7, 0.62–0.78) | 0.63–0.96 |
| LA diameter (cm) | 0.81 ± 0.03 | (0.83, 0.63–1.04) | 0.81 ± 0.03 | (0.80, 0.6–1.0) | 0.59–0.97 |
* p-value < 0.05 vs. normal weight group, n = 15 per group; LVIDd, left ventricular internal diameter end-diastole; LVIDs, left ventricular internal diameter end-systole; IVSd, interventricular septum thickness end-diastole; IVSs, interventricular septum thickness end-systole; LVPWd, left ventricular posterior wall end-diastole; LVPWs, left ventricular posterior wall end-systole; AO, aortic root; LA, left atrium.