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

Uijtdewilligen, Léonie; Yin, Jason Dean-Chen; van der Ploeg, Hidde P.; Müller-Riemenschneider, Falk

doi:10.1186/s12966-017-0626-4

International Journal of Behavioral Nutrition and Physical Activity

Table 2 Multivariable associations of socio-demographic characteristics and lifestyle factors with OCCUPATIONAL sitting time (h/day)

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

Occupational sitting time	Total sample	Chinese	Malay	Indian
	n = 9384	n = 4722	n = 2246	n = 2385
	B (95% CI) p-value	B (95% CI) p-value	B (95% CI) p-value	B (95% CI) p-value
Age
21-30^a	0	0	0	0
31–40	0.19 (0.04,0.34) 0.012	0.14 (−0.07,0.36) 0.194	0.33 (0.05,0.61) 0.023	0.06 (−0.24,0.35) 0.709
41–50	0.40 (0.25,0.55) <0.001	0.41 (0.19,0.64) <0.001	0.39 (0.11,0.67) 0.007	0.29 (0.00,0.58) 0.048
51–60	0.35 (0.19,0.52) <0.001	0.36 (0.12,0.61) 0.004	0.18 (−0.15,0.51) 0.276	0.40 (0.08,0.72) 0.014
61+	0.44 (0.20,0.68) <0.001	0.37 (0.04,0.71) 0.029	0.43 (−0.07,0.92) 0.090	0.66 (0.17,1.15) 0.009
Gender
Male^a	0	0	0	0
Female	0.28 (0.18,0.37) <0.001	0.33 (0.20,0.47) <0.001	0.22 (0.01,0.42) 0.039	0.17 (−0.03,0.38) 0.100
Ethnicity
Chinese^a	0	–	–	–
Malay	−0.34 (−0.45,-0.23) <0.001	–	–	–
Indian	−0.46 (−0.56,-0.36) <0.001	–	–	–
Marital Status
Married^a	0	0	0	0
Never Married	−0.01 (−0.14,0.11) 0.813	−0.01 (−0.17,0.15) 0.867	−0.02 (−0.28,0.24) 0.895	−0.07 (−0.33,0.19) 0.609
Separated/Divorced/Widowed	−0.31 (−0.50,-0.13) <0.001	−0.25 (−0.55,0.05) 0.103	−0.30 (−0.66,0.06) 0.098	−0.40 (−0.72,-0.09) 0.012
Highest education
No Formal/PSLE^a	0	0	0	0
Secondary/O/N/ITE/NTC	0.88 (0.76,0.99) <0.001	1.01 (0.83,1.19) <0.001	0.52 (0.30,0.73) <0.001	1.02 (0.80,1.24) <0.001
A’level/Polytech/Diploma	1.31 (1.17,1.46) <0.001	1.47 (1.26,1.68) <0.001	1.07 (0.78,1.37) <0.001	1.26 (0.98,1.54) <0.001
University and above	1.78 (1.63,1.94) <0.001	1.98 (1.76,2.20) <0.001	1.51 (1.05,1.97) <0.001	1.53 (1.23,1.84) <0.001
Smoking
No^a	0	0	0	0
Former	−0.04 (−0.20,0.12) 0.619	−0.18 (−0.41,0.04) 0.113	0.30 (−0.01,0.60) 0.059	−0.08 (−0.42,0.26) 0.646
Yes	−0.20 (−0.33,-0.08) <0.001	−0.21 (−0.40,-0.03) 0.024	−0.21 (−0.42,0.01) 0.063	−0.20 (−0.44,0.03) 0.093
Total Caloric Intake (Kcal/day)
1st quartile^a	0	0	0	0
2nd quartile	0.11 (−0.01,0.23) 0.070	0.19 (0.03,0.35) 0.020	0.14 (−0.10,0.37) 0.257	−0.14 (−0.39,0.12) 0.299
3rd quartile	0.27 (0.15,0.39) <0.001	0.29 (0.13,0.46) <0.001	0.42 (0.18,0.66) <0.001	0.05 (−0.20,0.30) 0.717
4th quartile	0.28 (0.16,0.40) <0.001	0.32 (0.15,0.49) <0.001	0.37 (0.14,0.61) 0.002	0.05 (−0.20,0.29) 0.720
Moderate-to-vigorous LTPA (MET-h/week)
0^a	0	0	0	0
> 0 - ≤ 10.7	0.10 (−0.01,0.20) 0.070	0.16 (0.02,0.31) 0.030	−0.04 (−0.24,0.17) 0.718	0.05 (−0.16,0.26) 0.660
> 10.7	0.00 (−0.10,0.11) 0.970	0.07 (−0.09,0.22) 0.398	−0.31 (−0.52,-0.10) 0.004	0.12 (−0.09,0.32) 0.274

Bold numbers represent statistically significant findings
All models are corrected for total working time in hours per day
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
^areference category

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ISSN: 1479-5868

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