Relationship ofparameters of left ventricular dyssynchronyon G-SPECT and gender Parameters Male (n = 89) (X ± SD) Female (n = 17) (X ± SD) p (ranksum test) PSD (o) 48.4± 19.12 50.4 ± 21.92 >0.05 HBW (o) 155.5 ± 72.91 151.9 ± 68.85 >0.05 11 HS 4.1 ± 1.48 4.6 ± 1.34 >0.05 HK 28.3± 21.66 31.2 ± 16.5 >0.05 Peak 137.9± 33.82 153.1 ± 26.58 0.05 There was no statistically significant difference between the dyssynchrony parameters on Gated-SPECT imaging between male and female. Table 3.14.