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Table 1 Characteristics of the Study Population, ActivE-Study, 2012–2014

From: Variability and reliability study of overall physical activity and activity intensity levels using 24 h-accelerometry-assessed data

  Men (n = 25) Women (n = 25) Total (n = 50) Test for sexa
Characteristics of study population     p
 Age, years, mean (SD) 49.9 (13.7) 40.0 (14.6) 45.0 (14.9) 0.02
 Height, cm, mean (SD) 181.0 (6.0) 167.5 (6.5) 174.3 (9.2) <.0001
 Body weight, kg, mean (SD) 87.8 (12.1) 72.5 (12.7) 80.2 (14.5) <.0001
 BMI, kg/m2, mean (SD) 26.8 (3.5) 25.9 (4.6) 26.4 (4.1) 0.42
Occupation, %     0.04
 Full time 56 56 56  
 Part time 8 32 20  
 Unemployed 36 12 24  
Diabetes mellitus, % 0 0 0
Hypertension, % 16 4 10 0.34
Coronary artery disease, % 4 0 2 1.00
Cancer, % 4 0 2 1.00
Overall PA, cpm, GM (95% CI)b 426.8 (382.8, 475.8) 447.4 (401.3, 498.8) 437.0 (404.8, 471.6) 0.54
Time in inactivity, min/d, GM (95% CI)b 1196.3 (1172.3, 1220.7) 1177.5 (1153.9, 1201.5) 1186.8 (1169.9, 1204.0) 0.27
Time in low intensity activity, min/d, GM (95% CI)b 118.6 (107.0, 131.3) 136.4 (123.1, 151.0) 127.1 (118.1, 136.9) 0.06
Time in moderate activity, min/d, GM (95% CI)b 93.3 (84.5, 102.9) 98.2 (89.0, 108.4) 95.7 (89.3, 102.6) 0.46
Time in vigorous activity, min/d, GM (95% CI)b 14.7 (11.8, 18.4) 14.1 (11.3, 17.5) 14.4 (12.3, 16.8) 0.76
Time in very vigorous activity, min/d, GM (95% CI)b 4.0 (2.9, 5.6) 3.6 (2.6, 5.0) 3.8 (3.1, 4.8) 0.62
Average NWT per participant (over 11 days), min, median (IQR)c 254.5 (124.0, 392.0) 205.0 (115.0, 270,0) 215.0 (120.0, 338.0) 0.23
Number of NWT periods per participant (in 11 days), median (IQR)c 8.0 (6.5, 11.5) 10.0 (7.0, 12.0) 9.0 (7.0, 12.0) 0.53
NWT per day, min, median (IQR)c 15.0 (0.0, 30.0) 13.0 (4.0, 23.0) 13.0 (0.0, 25.0) 0.90
Number of NWT periods per day, median (IQR)c 1.0 (0.0, 1.0) 1.0 (1.0, 1.0) 1.0 (0.0, 1.0) 0.22
  1. BMI body-mass index, cpm counts per minute, GM geometric mean, IQR interquartile range, NWT non-wear time, PA physical activity, SD standard deviation, 95% CI 95% confidence interval
  2. acontinuous variables, normally distributed: t-test; continuous variables, not normally distributed: Mann-Whitney U test; categorical variables: Chi-Square test/Fisher’s exact test
  3. banalyses were performed using log-transformed physical activity data
  4. cderived from participants’ activity diaries