Table 6

Association between duration of bouts of sedentary behaviour, LIPA and MVPA* with all-cause mortality among 1181 British men without pre-existing CHD, stroke or heart failure

Bouts of 1–9 minBouts of ≥10 minP (no difference)†
MVPAHR ‡95%  CIHR ‡95%  CIHR ‡95%  CIHR ‡95%  CI
 Model 1§ 0.99 (0.98 to 1.00) 0.99(0.98 to 1.01)0.594
 Model 2¶ 0.99 (0.98 to 1.00) 0.99(0.98 to 1.01)
 Model 3**0.99(0.98 to 1.00)0.99(0.98 to 1.01)
LIPA
 Model 1§ 1.00 (1.00 to 1.00) 1.00(0.99 to 1.01)0.482
 Model 2¶ 1.00 (1.00 to 1.00) 1.00(0.99 to 1.01)
 Model 3** 1.00 (1.00 to 1.00) 1.00(0.99 to 1.01)
Sedentary behaviour1–15 min16–30 min31–60 min>61 min
 Model 1§ 1.01 (1.00 to 1.01) 1.01 (1.00 to 1.01) 1.01 (1.00 to 1.01) 1.01 (1.00 to 1.01) 0.290
 Model 2¶ 1.01 (1.00 to 1.01) 1.01 (1.00 to 1.01) 1.01 (1.00 to 1.01) 1.01 (1.00 to 1.01)
 Model 3** 1.01 (1.00 to 1.01) 1.01 (1.00 to 1.01) 1.01 (1.00 to 1.01) 1.01 (1.00 to 1.01)
  • Bold values denote P<0.05.

  • *The number of min/day in bouts of the specified duration. HR is per minute of activity.

  • †Post hoc test for no difference between bout durations.

  • ‡HR per minute in bout of specified duration.

  • §Model 1=age+region of residence+season of wear+accelerometer wear time+minutes of sedentary behaviour.

  • Model 2=model 1+social class+alcohol use+smoking+sleep time+living alone+body mass index.

  • ** Model 3=model 2+mobility disability.

  • CHD, coronary heart disease; LIPA, light physical activity; MVPA, moderate to vigorous physical activity.