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Table 2 Baseline participant characteristics of the control group and the intervention group

From: A randomized controlled trial into the cognitive effects of a computer-tailored physical activity intervention in older adults with chronic disease(s)

  Control Group Intervention Group p-Value
(N = 325) (N = 260)  
Demographic characteristics
 Age in years, mean (SD) 74.5 (6.2) 74.2 (6.6) 0.62
 Gender, N (%)    0.59
  Male 164 (50.5%) 138 (53.1%)  
  Female 161 (49.5%) 122 (46.9%)  
 Marital status, N (%)    0.09
  Living single 50 (16.6%) 56 (22.6%)  
  Living together 252 (83.4%) 192 (77.4%)  
 Education, N (%)    0.54
  Low 151 (50.3%) 127 (52.3%)  
  Moderate 60 (20.0%) 54 (22.2%)  
  High 89 (29.7%) 62 (25.5%)  
Health-related characteristics
 BMI, median (IQR) 26.9 (24.1–29.4) 26.9 (24.4–29.8) 0.35
 Degree of impairment, N (%)    0.39
  Little impaired 34 (11.1%) 29 (11.6%)  
  Medium impaired 134 (43.8%) 123 (49.0%)  
  Very impaired 138 (45.1%) 99 (39.4%)  
 MVPA in min/wk., median (IQR) 145 (57.0–289.8) 141.5 (60.5–261.0) 0.70
 LPA in min/wk., mean (SD) 2486 (641) 2494 (674) 0.88
CF outcomes
 VLT – learning curve ratio, mean (SD) 1.84 (0.55) 1.81 (0.55) 0.50
 VLT – mean no. words recalled trial 1–5, mean (SD) 7.16 (2.11) 7.07 (2.05) 0.62
 VLT – no. words delayed recall, mean (SD) 7.42 (3.27) 7.39 (2.97) 0.90
 TMT – time B-A in sec, median (IQR) 30.32 (13.97–53.85) 28.45 (13.87–52.40) 0.76
 SST – SSRT in ms, median (IQR) 162.75 (111.58–225.25) 166.25 (115.17–226.42) 0.83
 LDST – no. correct subs, mean (SD) 10.81 (4.28) 10.85 (4.14) 0.92
  1. Abbreviations: SD standard deviation, IQR Inter Quartile Distance, BMI body mass index, MVPA minutes of moderate-to-vigorous physical activity per week, LPA minutes of light physical activity per week, CF cognitive functioning, VLT verbal learning test, TMT trail making test, SST stop-signal task, SSRT stop-signal reaction time, LDST letter digit substitution test. non-normally distributed variables tested with the Mann–Whitney U test