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Table 5 Multivariable associations of socio-demographic characteristics and lifestyle factors with high sitting time

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

  High occupational sitting timea High leisure sitting timeb High total sitting timeb
OR (95% CI)
p-value
OR (95% CI)
p-value
OR (95% CI)
p-value
Age
 21-30c 1 1 1
 31–40 1.03 (0.87,1.21) 0.749 0.75 (0.63,0.90) 0.002 0.93 (0.78,1.13) 0.475
 41–50 1.31 (1.11,1.54) 0.002 0.66 (0.55,0.79) <0.001 1.01 (0.83,1.22) 0.920
 51–60 1.16 (0.96,1.40) 0.116 0.76 (0.62,0.94) 0.011 1.02 (0.82,1.26) 0.882
 61+ 1.22 (0.91,1.63) 0.193 0.63 (0.46,0.86) 0.003 0.84 (0.59,1.20) 0.336
Gender
 Malec 1 1 1
 Female 1.77 (1.59,1.98) <0.001 0.90 (0.79,1.03) 0.117 1.18 (1.04,1.34) 0.012
Ethnicity
 Chinesec 1 1 1
 Malay 0.74 (0.65,0.84) <0.001 1.04 (0.91,1.20) 0.567 0.70 (0.60,0.81) <0.001
 Indian 0.67 (0.59,0.75) <0.001 0.85 (0.74,0.98) 0.022 0.55 (0.47,0.63) <0.001
Marital Status
 Marriedc 1 1 1
 Never Married 0.98 (0.85,1.12) 0.739 1.25 (1.08,1.45) 0.004 1.16 (0.99,1.35) 0.063
 Separated/Divorced/Widowed 0.75 (0.60,0.95) 0.018 1.26 (1.00,1.60) 0.048 0.91 (0.69,1.20) 0.489
Highest education
 No Formal/PSLEc 1 1 1
 Secondary/O/N/ITE/NTC 2.44 (2.09,2.85) <0.001 0.83 (0.71,0.96) 0.015 1.50 (1.26,1.80) <0.001
 A’level/Polytech/Diploma 3.46 (2.90,4.14) <0.001 0.86 (0.72,1.04) 0.125 1.81 (1.47,2.23) <0.001
 University and above 5.74 (4.75,6.94) <0.001 0.92 (0.75,1.13) 0.414 2.55 (2.06,3.16) <0.001
Smoking
 Noc 1 1 1
 Former 0.88 (0.73,1.06) 0.178 1.22 (0.99,1.49) 0.064 1.03 (0.84,1.28) 0.754
 Yes 0.80 (0.70,0.93) 0.003 1.57 (1.35,1.82) <0.001 1.03 (0.87,1.21) 0.740
Total Caloric Intake (Kcal/day)
 1st quartile 1 1 1
 2nd quartile 1.17 (1.02,1.34) 0.024 1.25 (1.06,1.47) 0.008 1.18 (1.00,1.40) 0.050
 3rd quartile 1.41 (1.23,1.62) <0.001 1.44 (1.22,1.69) <0.001 1.59 (1.35,1.87) <0.001
 4th quartile 1.43 (1.24,1.64) <0.001 1.68 (1.43,1.97) <0.001 1.60 (1.36,1.88) <0.001
Moderate-to-vigorous LTPA (MET-h/week)
 0c 1 1 1
  > 0 - ≤ 10.7 1.04 (0.93,1.17) 0.481 1.07 (0.93,1.22) 0.362 1.03 (0.90,1.18) 0.683
  > 10.7 0.95 (0.84,1.07) 0.370 1.08 (0.94,1.24) 0.295 0.98 (0.85,1.13) 0.758
  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, OR Odds Ratio, CI Conficende Interval
  4. aDichotomized as <4 h/day versus ≥4 h/day
  5. bDichotomized as <8 h/day versus ≥8 h/day
  6. creference category