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Table 1 Descriptive statistics of sample socio-demographic and accelerometer wear-time

From: Do associations between objectively-assessed physical activity and neighbourhood environment attributes vary by time of the day and day of the week? IPEN adult study

  ALL CITIES BEL BRA COL CZE DEN HK MEX NZ UK USA
Socio-demographics City A City B City C City D City E City F
N with ≥1 day valid PA data 6,712 1,040 331 107 252 273 257 625 426 448 463 425 147 1,213 705
Age, years Mean (SD) 43 (12) 43 (13) 42 (13) 44 (11) 37 (14) 40 (14) 43 (13) 42 (13) 42 (12) 42 (12) 40 (13) 42 (12) 43 (13) 44 (11) 47 (10)
Gender, %men 46.2 48.1 48.0 30.8 34.5 39.2 42.8 44.3 35.9 40.0 48.2 45.4 50.3 55.2 47.8
Education, %
Less than HS 11.0 4.4 27.2 51.4 21.4 7.3 35.8 45.1 2.6 4.5 0.7 10.1 38.8 1.3 2.0
HS graduate 39.6 33.0 32.3 36.5 45.6 42.5 25.3 27.4 58.2 64.5 46.2 56.7 46.9 35.2 31.1
College or more 48.4 62.6 40.5 12.2 32.9 50.2 38.9 27.5 39.2 31.0 53.1 33.2 14.3 63.6 66.9
Employment status, %employed - all 79.2 80.8 79.8 64.5 76.2 75.5 63.0 72.2 78.2 84.6 87.0 82.4 61.9 81.5 83.5
- among men 85.5 85.0 88.7 90.9 85.1 75.7 75.5 88.8 86.3 88.3 88.3 84.5 67.6 87.1 85.5
- among women 73.8 76.9 71.5 52.7 71.5 75.3 53.7 58.9 73.6 82.2 85.8 80.6 56.2 74.5 81.8
Marital status, %couple 64.6 73.7 59.2 64.5 58.7 69.2 56.4 65.3 72.7 75.0 56.8 55.8 44.2 63.8 61.1
Accelerometer wear-time variables               
Valid weekdays Mean (SD) 4.7 (1.1) 4.9 (0.9) 4.9 (1.1) 5.0 (0.8) 4.2 (1.3) 5.1 (0.7) 4.1 (1.1) 4.2 (0.9) 4.3 (1.3) 4.4 (1.2) 4.5 (1.1) 4.5 (1.3) 4.5 (1.2) 5.0 (0.9) 5.1 (1.0)
Valid weekend days Mean (SD) 1.9 (0.5) 1.9 (0.4) 1.9 (0.5) 1.8 (0.6) 1.7 (0.5) 1.9 (0.3) 1.8 (0.5) 1.8 (0.6) 1.8 (0.6) 1.9 (0.7) 2.1 (0.7) 1.9 (0.6) 1.8 (0.4) 1.9 (0.4) 1.9 (0.5)
Valid hours / day Mean (SD) 14.3 (1.5) 14.7 (1.3) 13.7 (1.3) 13.8 (1.3) 13.6 (1.6) 14.9 (1.2) 14.3 (1.5) 13.9 (1.4) 14.0 (1.3) 14.0 (1.4) 13.9 (1.3) 13.8 (1.4) 14.3 (1.5) 14.5 (1.5) 14.6 (1.6)
  1. Notes: City A: North Shore, B: Waitakere, C: Wellington, D: Christchurch, E: Seattle, F: Baltimore; HS High school, MVPA Moderate-to-vigorous physical activity, SD Standard deviation, IQR Interquartile range; valid days of accelerometer wear are those with 10+ valid hours of wear