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Table 3 Description of socio-demographic, behavioural and environmental characteristics of the phase one and phase two samples

From: Development and reliability testing of a self-report instrument to measure the office layout as a correlate of occupational sitting

  Phase one Phase two
  n (%), mean ± SD, median (1stto 3rdquartile) n (%), mean ± SD, median (1stto 3rdquartile)
N 307 37
Gender (n %)
Male 144 (46.9 %) 9 (24.3 %)
Female 163 (53.1 %) 27 (75.7 %)
Age (mean ± SD) 48.74 (10.14) 40.92 (10.99)
BMI (mean ± SD) 27.40 (5.82) 27.42 (6.69) 1
Highest Level of Education (n %)
Secondary School or less 47 (15.3 %) 0 (0.0 %)
Technical or Trade Certificate 54 (17.6 %) 5 (13.5 %)
University Degree 206 (67.1 %) 32 (86.5 %)
Occupational Classification (n %)
Professional 244 (80.0) 26 (70.3 %)
White Collar 61 (20.0) 11 (29.7 %)
Occupational Sitting (mins /day) (mean ± SD) 382.79 (105.03) 399.32 (64.84)
Breaks in Sitting (times /day) (median 1 st ,3 rd quartile) 10 (8,20) 10 (5.25, 15)
Office Type (n %)
Private Enclosed Office 71 (23.1 %) 20 (54.1 %)
Shared Office 61 (19.9 %) 9 (24.3 %)
Open Plan Office 175 (57.0 %) 8 (21.6 %)
  1. Note 1 – due to missing data BMI is reported for 35 individuals.