123I-MIBG Scintigraphic Data
| Parameter | HCM | Control | P |
|---|---|---|---|
| H/M | |||
| Early | 1.96 ± 0.22 | 2.08 ± 0.12 | NS |
| Delayed | 1.93 ± 0.20 | 2.17 ± 0.30 | 0.0077 |
| WR | 0.19 ± 0.06 | 0.09 ± 0.04 | <0.0001 |
| Dispersion (%) | |||
| EU | 35.2 ± 9.6 | 39.2 ± 5.7 | NS |
| DU | 38.3 ± 7.9 | 47.9 ± 7.5 | 0.0024 |
| WR | 42.3 ± 17.9 | 35.2 ± 12.4 | NS |
| SD (%) | |||
| Regional EU | 9.9 ± 2.5 | 11.0 ± 2.0 | NS |
| Regional DU | 10.8 ± 2.2 | 14.0 ± 2.5 | 0.0007 |
| Regional WR | 10.8 ± 4.1 | 9.5 ± 3.0 | NS |
NS = not significant; WR = washout rate; EU = early uptake; DU = delayed uptake.