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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