| |
% of period sitting
|
% in prolonged sitting (per hour)
|
Number of sitting breaks (per hour)
|
|---|
|
Weekdaya
|
Weekend dayb
|
p for day
|
Weekdaya
|
Weekend dayb
|
p for day
|
Weekdaya
|
Weekend dayb
|
p for day
|
|---|
|
Mean %/period (95%CI)
|
Mean %/period (95%CI)
| |
Mean %/hour (95%CI)
|
Mean %/hour (95%CI)
| |
Mean #/hr. (95%CI)
|
Mean #/hr. (95%CI)
| |
|---|
|
Early morning
|
63.59 ¥ (61.92, 65.26)
|
70.46 (65.37, 75.54)
|
< 0.01
|
18.55 (17.55, 19.51)
|
19.71 (16.72, 22.70)
|
0.13
|
1.75 (1.65, 1.85)
|
1.62 (1.34, 1.91)
|
0.08
|
|
Mid-morning
|
74.58 ¥ (72.95, 76.21)
|
66.59 (62.72, 70.20)
|
< 0.01
|
23.98 (22.76, 25.19)
|
25.89 (23.27, 28.51)
|
0.64
|
2.54* (2.36, 2.71)
|
2.51 (2.26, 2.78)
|
0.29
|
|
Morning break
|
45.43 ¥* (43.24, 47.62)
|
62.32 (58.13, 66.51)
|
< 0.01
|
33.78 ¥* (30.28, 42.90)
|
23.65 (17.40, 29.91)
|
< 0.01
|
3.12 ¥* (2.91, 3.33)
|
2.74 (2.36, 3.11)
|
0.04
|
|
Late-morning
|
74.04 ¥ (72.50, 75.58)
|
63.57 (60.49, 66.65)
|
< 0.01
|
26.14 (24.81, 27.46)
|
25.92 (23.69, 28.15)
|
0.82
|
2.94* (2.75, 3.12)
|
3.22 (2.94, 3.51)
|
0.13
|
|
Lunch
|
48.75 ¥* (46.41, 51.08)
|
61.80 (58.34, 65.26)
|
< 0.01
|
24.65* (22.54, 26.77)
|
25.28 (22.00, 28.55)
|
0.95
|
3.20 (3.01, 3.39)
|
3.25 (2.96, 3.55)
|
0.74
|
|
Early afternoon
|
73.18 ¥* (71.34, 74.83)
|
64.38 (61.20, 67.56)
|
< 0.01
|
26.73* (25.39, 28.08)
|
25.93 (22.50, 28.96)
|
0.54
|
3.16* (2.96, 3.36)
|
3.32 (3.06, 3.58)
|
0.64
|
|
Late afternoon
|
62.89 ¥ (61.25, 64.53)
|
66.15 (63.54, 68.75)
|
< 0.01
|
23.85 ¥ (22.79, 24.91)
|
25.71 (23.96, 27.47)
|
0.049
|
3.33 (3.17, 3.48)
|
3.27 (3.02, 3.52)
|
0.29
|
|
Evening
|
72.58 (70.81, 74.35)
|
73.92 (71.71, 76.14)
|
0.41
|
28.93 (27.79, 30.06)
|
28.04 (26.33, 29.74)
|
0.21
|
2.91 (2.77, 3.06)
|
3.19 (2.98, 3.40)
|
0.09
|
|
Class time
|
74.61* (73.34, 75.90)
|
N/A
|
N/A
|
25.01 (24.05, 25.97)
|
N/A
|
N/A
|
2.87* (2.71, 3.04)
|
N/A
|
N/A
|
|
School time
|
69.5* (68.25, 70.79)
|
N/A
|
N/A
|
25.34* (24.46, 26.22)
|
N/A
|
N/A
|
2.94* (2.79, 3.09)
|
N/A
|
N/A
|
|
Out-of-school time
|
64.94 (63.59, 66.30)
|
N/A
|
N/A
|
21.96 (21.27, 22.66)
|
N/A
|
N/A
|
2.49* (2.39, 2.59)
|
N/A
|
N/A
|
- Differences between weekdays and weekend days examined by t-test, ¥indicates significant differences between day type. (*) indicates significant sex differences, see Figs. 1, 2, 3 and Additional file 1: Table S1, Additional file 2: Table S2, Additional file 3: Table S3. aIncludes only those with 8 h of wear time on at least 3 weekdays; bIncludes only those with 7 h of wear time on at least one weekend day. This study was conducted in Melbourne, Australia, between August 2014–December 2015
