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Table 2 The comparison of body composition and cardiorespiratory fitness measurements following 12-week walking programs

From: Benefits of different intensity of aerobic exercise in modulating body composition among obese young adults: a pilot randomized controlled trial

Variables HITG (n = 12) MITG (n = 12) LITG (n = 12) CG (n = 12)
  Baseline Week 12 P-value Baseline Week 12 P-value Baseline Week 12 P-value Baseline Week 12 P-value
Body weight (kg) 84.38 ± 2.71 77.66 ± 2.33 < 0.0001 92.12 ± 3.89 87.15 ± 3.51 < 0.0001 87.53 ± 4.62 84.60 ± 4.50 < 0.0001 89.83 ± 4.38 90.57 ± 4.40 0.138
BMI (kg/m2) 29.43 ± 0.56 27.08 ± 0.39 < 0.0001 31.78 ± 0.99 30.08 ± 0.91 < 0.0001 30.70 ± 0.99 29.67 ± 0.94 < 0.0001 30.38 ± 0.86 30.64 ± 0.88 0.127
WC (cm) 97.42 ± 2.08 88.04 ± 1.88 < 0.0001 103.83 ± 2.65 95.92 ± 2.18 < 0.0001 99.38 ± 2.50 94.12 ± 2.36 < 0.0001 98.79 ± 2.86 99.25 ± 2.81 0.298
HC (cm) 109.96 ± 1.66 109.00 ± 1.77 0.004 115.25 ± 1.97 113.92 ± 1.66 0.034 113.58 ± 2.44 112.21 ± 2.00 0.054 111.83 ± 1.69 112.67 ± 1.72 0.277
WHR 0.89 ± 0.01 0.81 ± 0.01 < 0.0001 0.90 ± 0.01 0.84 ± 0.01 < 0.0001 0.88 ± 0.02 0.84 ± 0.02 < 0.0001 0.88 ± 0.01 0.88 ± 0.01 0.560
WHtR 0.58 ± 0.01 0.52 ± 0.01 < 0.0001 0.61 ± 0.02 0.57 ± 0.01 < 0.0001 0.59 ± 0.01 0.56 ± 0.01 < 0.0001 0.58 ± 0.01 0.58 ± 0.01 0.282
Percent body fat (%) 34.50 ± 1.78 30.53 ± 1.60 < 0.0001 38.55 ± 2.09 35.64 ± 1.95 < 0.0001 39.89 ± 2.40 38.19 ± 2.37 < 0.0001 33.32 ± 1.07 33.54 ± 1.20 0.361
Fat mass (kg) 29.04 ± 1.70 23.60 ± 1.29 < 0.0001 35.35 ± 2.24 30.99 ± 2.05 < 0.0001 35.02 ± 2.97 32.40 ± 2.79 < 0.0001 30.03 ± 1.99 30.48 ± 2.07 0.054
Fat-free mass (kg) 55.34 ± 2.47 54.06 ± 2.28 0.010 56.77 ± 3.34 56.16 ± 2.94 0.238 52.51 ± 3.53 52.20 ± 3.48 0.067 59.80 ± 2.77 60.09 ± 2.78 0.500
CEI 56.82 ± 3.12 64.24 ± 3.26 < 0.0001 52.16 ± 1.24 57.04 ± 1.27 < 0.0001 51.50 ± 1.93 54.69 ± 1.85 < 0.0001 55.30 ± 1.80 54.78 ± 1.71 0.122
  1. Abbreviations: BMI body mass index, CEI cardiorespiratory endurance index, CG control group, HC hip circumference, HITG high-intensity training group, LITG light-intensity training group, MITG moderate-intensity training group, SE standard error, WC waist circumference, WHR waist-to-hip ratio, WHtR waist-to-height ratio. Data are expressed as mean ± SE. Significantly different between baseline and week 12 by paired t-test (P < 0.05)