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Table 3 Changes in body weight and body composition

From: Effect of intermittent fasting 5:2 on body composition and nutritional intake among employees with obesity in Jakarta: a randomized clinical trial

Parameter

Group

p-value

Intervention (n = 25)

Control (n = 25)

Fat mass (%)

   

Before

29.74 ± 4.19

29.49 ± 4.62

0.8461

After

29.45 ± 4.25

29.30 ± 4.49

0.9031

Fat mass changes

0.000 (− 2.5–1.7)

−1.11 (− 3.1–1)

0.5272

Fat-free mass (%)

   

Before

63.08 ± 5.72

62.73 ± 6.21

0.8361

After

62.82 ± 5.71

62.9 ± 6.4

0.9561

Fat free mass changes

−0.2 (− 1.9–2)

−0.3 (− 2.9–9.3)

0.4842

Skeletal muscle (kg)

   

Before

59.83 ± 5.43

59.53 ± 5.85

0.8521

After

59.58 ± 5.42

59.66 ± 6.09

0.9631

Skeletal muscle changes

−0.2 (− 1.8–1.9)

−0.3 (− 2.8 − 8.9)

0.562

Visceral fat rating

   

Before

15 (10–20)

14 (11–21)

0.5772

After

15 (10–20)

14 (11–21)

0.6662

Visceral fat rating changes

0.000 (− 2–1)

0.000 (− 2–1)

0.2642

Body weight (kg)

   

Before

90.54 ± 13.35

89.77 ± 12.71

0.8351

After

89.76 ± 13.2

89.24 ± 12.67

0.8881

Body weight changes

−0.8 (− 5.1–2.2)

−0.3 (− 7.9–2.8)

0.4202

BMI (kg/m2)

   

Before

30.8 (26.7–43)

30.4 (25–44.1)

0.8312

After

30.3 (27.10–42)

29.9 (25.7–43. 5)

0.9612

BMI changes

−0.3 (− 2–0.7)

−0.1 (− 2.7–1)

0.3022

  1. 1 Independent t-test, 2 Mann–Whitney