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Table 2 The effects of Tai Chi on weight and BMI change of participants

From: Comparison of the effects of Tai Chi and general aerobic exercise on weight, blood pressure and glycemic control among older persons with depressive symptoms: a randomized trial

Variables

All (n = 238)

Tai Chi group (n = 120)

Aerobic exercise group (n = 118)

t/Z

P value

Weight (kg)

  At baseline

60.0 (13.0)

60.0 (13.0)

60.0 (14.3)

-0.705

0.481

  Week 12

55.0 (10.0)

55.0 (10.0)

55.0 (10.0)

-0.366

0.714

  Weight difference

3.0 (3.0)

4.0 (3.0)

2.0 (2.0)

-4.930

 < 0.001

BMI (kg/m2)

  At baseline (Mean ± SD) a

23.26 ± 3.35

23.54 ± 0.34

22.97 ± 0.27

1.297

0.196

  Week 12

21.85 (3.71)

21.48 (4.03)

22.16 (3.31)

-0.616

0.538

  BMI difference

1.06 (1.10)

1.60 (1.15)

0.83 (0.80)

-5.046

 < 0.001

  1. Note: SD Standard deviation, BMI Body mass index
  2. a BMI (at baseline) was described as Mean ± SD, other variables were described as median and inter-quartile
  3. Independent t-test and Mann–Whitney U test were used