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Table 1 Sociodemographic characteristics 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

Characteristics Overall (n=238) Tai Chi (n=120) Aerobic exercise (n=118) t/χ2/Z P value
Age (year) 68.0 (10.0) 69.0 (9.0) 67.0 (12.0) 0.940 0.349
Height (cm) 158.0 (12.0) 158.0 (10.0) 158.0 (14.0) -0.344 0.731
Weight (kg) 60.0 (13.0) 60.0 (13.0) 60.0 (14.3) -0.705 0.481
BMI (kg/m2, Mean±SD) a 23.26±3.35 23.54±3.74 22.97±2.89 1.297 0.196
Gender n (%)     1.092 0.296
  Male 113 (47.68) 61 (50.83) 52 (44.07)   
  Female 125 (52.52) 59 (49.17) 66 (55.93)   
Marital status n (%)     3.21 0.073
  Married 195 (81.93) 93 (77.50) 102 (86.44)   
  Single (Unmarried/Divorced/ Separated/Widowed) 43 (18.07) 27 (22.50) 16 (13.56)   
Living status n (%)     5.176 0.395
  Living with partner 100 (42.02) 43 (35.83) 57 (48.31)   
  Living with partner and children 65 (27.31) 33 (27.50) 32 (27.12)   
  Living with children 43 (18.07) 26 (21.67) 17 (14.41)   
  Living with caregiver 2 (0.84) 1 (0.83) 1 (0.85)   
  Live alone 25 (10.50) 15 (12.50) 10 (8.47)   
  Other 3 (1.26) 2 (1.67) 1 (0.85)   
Education years (year)     6.829 0.078
  0-6 55 (23.11) 33 (27.50) 22 (18.64)   
  6-9 95 (39.92) 51 (42.50) 44 (37.29)   
  9-12 71 (29.83) 27 (22.50) 44 (37.29)   
  >12 17 (7.14) 9 (7.50) 8 (6.78)   
Per capita monthly income (yuan)     0.589 0.443
  <=1499 143 (60.08) 75 (62.50) 68 (57.63)   
  >1499 95 (39.92) 45 (37.50) 50 (42.37)   
Number of diseases n (%)     2.002 0.572
  0 46 (19.33) 24 (20.00) 22 (18.64)   
  1 77 (32.35) 42 (35.00) 35 (29.66)   
  2 50 (21.01) 21 (17.50) 29 (24.58)   
  >=3 65 (27.31) 33 (27.50) 32 (27.12)   
Per capita living area (m2) 25.0 (20.0) 25.0 (20) 20.5 (18.0) -1.279 0.201
  1. Note: SD Standard deviation, BMI Body mass index
  2. a BMI was described as Mean±SD, other variables were described as median and inter-quartile
  3. Independent t-test, chi-square test and Mann–Whitney U test were used