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Table 1 Characteristics of participants and sedentary variables during work hours

From: Social-ecological correlates of accelerometer-measured occupational sitting among Japanese desk-based workers

 Total (n = 227)Male (n = 133)Female (n = 94)p for sex differencea
Socio-demographic factors
 Age49.9 ± 6.950.5 ± 7.249.1 ± 6.50.15
 Area of residenceMatsuyama City94 (41.4)57 (42.9)37 (39.4)0.60
Koto Ward133 (58.6)76 (57.1)57 (60.6) 
 EducationHigh school or lower56 (24.7)29 (21.8)27 (28.7)<0.01
College42 (18.5)14 (10.5)28 (29.8) 
University or higher129 (56.8)90 (67.7)39 (41.5) 
 Income< 5 million79 (34.8)31 (23.3)48 (51.1)<0.01
≥5 million to <7 million40 (17.6)21 (15.8)19 (20.2) 
≥7 million to <10 million58 (25.6)44 (33.1)14 (14.9) 
≥10 million50 (22)37 (27.8)13 (13.8) 
 Marital statusSingle58 (25.6)17 (12.8)41 (43.6)<0.01
Married169 (74.4)116 (87.2)53 (56.4) 
Health-related factors
 BMI<25 kg/m2172 (75.8)92 (69.2)80 (85.1)<0.01
≥25 kg/m255 (24.2)41 (30.8)14 (14.9) 
 Weekly average MVPA 6.7 ± 3.16.9 ± 3.26.5 ± 2.80.33
Sedentary variables during work hours
 Sedentary time (%wear time) 69.8 ± 13.772.0 ± 13.066.8 ± 14.2<0.01
 ≥ 30-min bouts of sedentary time (% sedentary time) 31.5 ± 21.535.7 ± 20.425.5 ± 21.7<0.01
 Sedentary breaks per sedentary hour 8.5 ± 4.47.7 ± 3.99.7 ± 4.7<0.01
  1. Values were expressed as n (%) or mean ± SD
  2. BMI Body mass index, MVPA Moderate-to-vigorous physical activity
  3. aCategorical variables and continuous variables were compared using the χ2 test and ANOVA, respectively