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. Author manuscript; available in PMC: 2014 Dec 18.
Published in final edited form as: JAMA. 2013 Dec 18;310(23):10.1001/jama.2013.278896. doi: 10.1001/jama.2013.278896

Table 2.

Number of Sedentary Bouts per Day, Percent of Sedentary Bouts, and Percent of Sedentary Time of Various Bout Durations, Women’s Health Study, 2011−2013

Bout Duration
(minutes)		 No. of Sedentary Bouts per Day
(Mean [SD])		 % of Sedentary Bouts
(Mean [SD])		 % of Sedentary Time
(Mean [SD])
1+ 85.9 (16.1) 100 100
5+ 29.8 (4.7) 35.5 (6.7) 81.6 (6.4)
10+ 15.9 (3.2) 19.4 (5.9) 65.5 (10.1)
20+ 7.0 (2.2) 8.7 (4.1) 44.5 (12.5)
30+ 3.8 (1.6) 4.8 (2.9) 31.5 (12.4)
40+ 2.2 (1.2) 2.9 (2.1) 22.7 (11.3)
50+ 1.4 (0.9) 1.8 (1.6) 16.5 (10.0)
60+ 0.9 (0.7) 1.2 (1.2) 11.9 (8.6)

Abbreviations: SD, standard deviation.

Women were considered to be sedentary if their accelerometer registered <100 counts per minute. A bout of sedentary behavior is defined as consecutive minutes recorded on the accelerometer where counts per minute <100.