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Table 1 Participant characteristics and descriptive information on sitting time

From: Correlates of occupational, leisure and total sitting time in working adults: results from the Singapore multi-ethnic cohort

  n % Occupational sitting in h/day Leisure sitting in h/day Total sitting in h/day
(Mean ± SD) (Mean ± SD) (Mean ± SD)
Age
 21–30 1437 15.3 2.70 ± 2.19 3.13 ± 1.59 5.83 ± 2.62
 31–40 2308 24.6 2.94 ± 2.19 2.83 ± 1.43 5.77 ± 2.57
 41–50 3247 34.6 2.76 ± 2.34 2.64 ± 1.39 5.40 ± 2.69
 51–60 1913 20.4 2.54 ± 2.34 2.67 ± 1.51 5.21 ± 2.74
 61+ 479 5.1 2.10 ± 2.28 2.57 ± 1.35 4.67 ± 2.57
Gender
 Male 5142 54.8 2.73 ± 2.33 2.79 ± 1.47 5.53 ± 2.70
 Female 4242 45.2 2.69 ± 2.23 2.73 ± 1.46 5.42 ± 2.63
Ethnicity
 Chinese 4722 50.5 3.03 ± 2.33 2.79 ± 1.47 5.82 ± 2.70
 Malay 2246 24.0 2.36 ± 2.16 2.85 ± 1.46 5.21 ± 2.55
 Indian 2385 25.5 2.42 ± 2.23 2.63 ± 1.46 5.05 ± 2.64
 Other 31 0.3 2.96 ± 2.36 2.81 ± 1.29 5.77 ± 2.72
Marital Status
 Married 6962 74.2 2.73 ± 2.31 2.68 ± 1.43 5.41 ± 2.67
 Never Married 1889 20.1 2.86 ± 2.22 3.05 ± 1.53 5.91 ± 2.63
 Separated/Divorced/Widowed 529 5.6 2.00 ± 2.14 2.81 ± 1.60 4.81 ± 2.64
Highest education
 No Formal/PSLE 1903 20.3 1.70 ± 2.16 2.71 ± 1.55 4.41 ± 2.59
 Secondary/O/N/ITE/NTC 4094 43.6 2.64 ± 2.31 2.75 ± 1.40 5.39 ± 2.64
 A’level/Polytech/Diploma 1891 20.2 3.12 ± 2.04 2.84 ± 1.49 5.95 ± 2.50
 University and above 1494 15.9 3.71 ± 2.11 2.77 ± 1.48 6.49 ± 2.55
Smoking
 No 6762 72.1 2.82 ± 2.26 2.71 ± 1.41 5.53 ± 2.63
 Former 756 8.1 2.72 ± 2.34 2.76 ± 1.51 5.48 ± 2.76
 Yes 1865 19.9 2.33 ± 2.33 2.97 ± 1.61 5.30 ± 2.77
Total caloric intake (Kcal/day)
 1st quartile 2347 25.0 2.54 ± 2.15 2.72 ± 1.22 5.25 ± 2.40
 2nd quartile 2345 25.0 2.68 ± 2.32 2.70 ± 1.38 5.38 ± 2.59
 3rd quartile 2345 25.0 2.86 ± 2.30 2.77 ± 1.53 5.64 ± 2.78
 4th quartile 2347 25.0 2.78 ± 2.37 2.87 ± 1.68 5.65 ± 2.86
Moderate-to-vigorous LTPA (MET-h/week)
 0 3238 34.5 2.53 ± 2.36 2.68 ± 1.45 5.21 ± 2.73
  > 0 - ≤ 10.7 3073 32.7 2.88 ± 2.27 2.79 ± 1.46 5.67 ± 2.64
  > 10.7 3073 32.7 2.74 ± 2.22 2.84 ± 1.49 5.58 ± 2.61
  1. h hours, ITE Institute of Technical Education, Kcal Kilocalorie, LTPA Leisure Time Physical Activity, MET Metabolic Equivalent of Task, NTC National Technical Certificate, O/N O and N levels, PSLE Primary School Leaving Exam, 12 years old, Q, SD Standard Deviation