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Table 4 Multivariable associations of socio-demographic characteristics and lifestyle factors with TOTAL sitting time (h/day)

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

Total sitting time Total sample Chinese Malay Indian
n = 9384 n = 4722 n = 2385 n = 2246
B (95% CI)
p-value
B (95% CI)
p-value
B (95% CI)
p-value
B (95% CI)
p-value
Age
 21-30a 0 0 0 0
 31–40 0.00 (−0.18,0.18) 0.991 −0.06 (−0.32,0.21) 0.671 −0.05 (−0.40,0.29) 0.768 0.09 (−0.28,0.45) 0.641
 41–50 0.04 (−0.14,0.22) 0.656 0.08 (−0.19,0.36) 0.549 −0.32 (−0.67,0.02) 0.066 0.24 (−0.12,0.60) 0.191
 51–60 0.02 (−0.18,0.23) 0.811 0.00 (−0.30,0.30) 0.992 −0.32 (−0.72,0.08) 0.117 0.34 (−0.06,0.73) 0.093
 61+ −0.07 (−0.36,0.22) 0.626 −0.03 (−0.44,0.38) 0.879 −0.46 (−1.06,0.15) 0.139 0.27 (−0.33,0.88) 0.377
Gender
 Malea 0 0 0 0
 Female 0.17 (0.05,0.29) 0.005 0.20 (0.04,0.36) 0.015 0.16 (−0.09,0.42) 0.204 0.07 (−0.19,0.32) 0.595
Ethnicity
 Chinesea 0
 Malay −0.35 (−0.48,-0.21) <0.001
 Indian −0.64 (−0.77,-0.52) <0.001
Marital Status
 Marrieda 0 0 0 0
 Never Married 0.18 (0.03,0.33) 0.017 0.19 (0.00,0.39) 0.054 0.06 (−0.26,0.38) 0.702 0.16 (−0.17,0.48) 0.340
 Separated/Divorced/Widowed −0.14 (−0.37,0.08) 0.212 −0.20 (−0.57,0.16) 0.271 −0.02 (−0.46,0.42) 0.925 −0.23 (−0.62,0.17) 0.259
Highest education
 No Formal/PSLEa 0 0 0 0
 Secondary/O/N/ITE/NTC 0.83 (0.69,0.98) <0.001 1.02 (0.80,1.24) <0.001 0.41 (0.15,0.67) 0.002 0.98 (0.71,1.25) <0.001
 A’level/Polytech/Diploma 1.29 (1.11,1.46) <0.001 1.57 (1.31,1.82) <0.001 1.07 (0.71,1.44) <0.001 1.03 (0.69,1.38) <0.001
 University and above 1.72 (1.53,1.91) <0.001 2.05 (1.78,2.32) <0.001 1.50 (0.93,2.06) <0.001 1.26 (0.89,1.64) <0.001
Smoking
 Noa 0 0 0 0
 Former 0.01 (−0.19,0.21) 0.917 −0.15 (−0.43,0.12) 0.274 0.50 (0.12,0.88) 0.009 −0.12 (−0.54,0.31) 0.588
 Yes 0.00 (−0.15,0.15) 0.975 −0.07 (−0.29,0.16) 0.555 0.08 (−0.19,0.34) 0.579 −0.01 (−0.30,0.28) 0.948
Total Caloric Intake (Kcal/day)
 1st quartilea 0 0 0 0
 2nd quartile 0.10 (−0.04,0.24) 0.171 0.16 (−0.03,0.35) 0.106 0.16 (−0.13,0.45) 0.289 −0.16 (−0.47,0.16) 0.341
 3rd quartile 0.32 (0.18,0.47) <0.001 0.39 (0.19,0.59) <0.001 0.36 (0.07,0.65) 0.015 0.10 (−0.21,0.41) 0.545
 4th quartile 0.38 (0.23,0.53) <0.001 0.43 (0.23,0.64) <0.001 0.39 (0.11,0.68) 0.007 0.17 (−0.14,0.47) 0.293
Moderate-to-vigorous LTPA (MET-h/week)
 0a 0 0 0 0
  > 0 - ≤ 10.7 0.18 (0.06,0.31) 0.005 0.19 (0.01,0.37) 0.036 0.07 (−0.18,0.32) 0.592 0.21 (−0.05,0.47) 0.115
  > 10.7 0.07 (−0.06,0.20) 0.312 0.08 (−0.11,0.26) 0.431 −0.27 (−0.53,-0.01) 0.040 0.26 (0.00,0.51) 0.050
  1. Bold numbers represent statistically significant findings
  2. All models are corrected for total working time in hours per day
  3. 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, B Beta, CI Confidence Interval
  4. areference category