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Table 1 Comparing baseline characteristics

From: Effect of a 6-week and 12-week cardiac rehabilitation program on heart rate recovery

Variable 6-week program (n = 30) 12-week program (n = 30) p value
Clinical characteristics
 Age, years 47.03 ± 9.12 51.13 ± 8.36 0.075
 Male gender, n (%) 26 (86.7%) 24 (80.0%) 0.488
 Current smoker, n (%) 21 (70%) 19 (63.3%) 0.785
 Hypertension, n (%) 9 (30%) 15 (50%) 0.187
 Diabetes, n (%) 6 (20.0%) 10 (33.3%) 0.243
Lipid profile at baseline
 Total cholesterol, mg/dl 176.13 ± 33.96 188.57 ± 40.22 0.201
 LDL-C, mg/dl 116.6 ± 30.94 125.8 ± 34.78 0.284
 HDL-C, mg/dl 44.03 ± 8.58 40.73 ± 4.70 0.070
 Triglycerides, mg/dl 141 ± 42.93 142.6 ± 36.84 0.693
Exercise test and echocardiographic parameters at baseline
 METs achieved 11.2 ± 2.11 12.3 ± 2.45 0.119
 Exercise time, min 13.77 ± 2.1 13.54 ± 1.98 0.666
 Peak heart rate, bpm 135.33 ± 14.84 138.13 ± 15.6 0.479
 Resting heart rate, bpm 72.73 ± 9.54 76 ± 11.06 0.226
 Heart rate recovery, bpm 15.63 ± 4.69 13.67 ± 3.63 0.0755
 LVEF, % 47.73 ± 9.89 46.47 ± 4.69 0.529
  1. Continuous variables are expressed as mean and standard deviation whereas categorical variables are expressed as number (percentage)
  2. LDL-C low density lipoprotein cholesterol, HDL-C high density lipoprotein cholesterol, METs metabolic equivalent of task, LVEF left ventricular ejection fraction