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Table 1 Baseline clinical characteristics among the four groups patients

From: Relationship between left ventricular mechanical synchrony and left ventricular systolic function: a CZT-SPECT analysis

Demographics Group 1 Group 2 Group 3 Group 4 P value
Number of study 127 47 50 147  
Male/female 79/21 26/9 37/6 49/36  < 0.001*
Age (years) 62.2 ± 13.1 52 ± 10.4 55.8 ± 22 62.8 ± 13.6 0.431
Weight (kg) 68.3 ± 6.9 74 ± 7.1 73.8 ± 7.2 70.8 ± 14.3 0.626
Height (cm) 167.7 ± 14.6 169.7 ± 12 168.3 ± 3 164 ± 8.1 0.336
BMI (kg/m2) 24.3 ± 4.7 24.9 ± 3.3 25.5 ± 3 25 ± 3.7  < 0.001*
Diabetes mellitus (%) 29(22.8) 6(12.7) 7(13.6) 27(18.3) 0.415
Hypertension (%) 50(39.3) 28(59.5) 27(54.5) 88(59.8) 0.005
Dyslipidemia 127(20.8) 47(34.0) 11(15.9) 147(32.6) 0.342
Smoking (%) 49(38.5) 19(40.4) 9(18.1) 36(24.4) 0.020
Drinking (%) 25(19.6) 8(17) 2(4.5) 23(15.6) 0.350
  1. Continuous variables are mean ± SD. Discrete variables are number (%). BMI indicates body mass index; group 1, EF < 35%. group 2, 35% ≤ EF < 45%. Group 3, 45% ≤ EF < 50%. Group 4, EF ≥ 50%
  2. Sig., Significance
  3. *Statistically significant finding (P < 0.001)