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Table 4 Changes in minutes spent in screen-based primary activities over two diary days, Australian Time Use Surveys 1992, 1997 and 2006 1

From: Temporal trends in non-occupational sedentary behaviours from Australian Time Use Surveys 1992, 1997 and 2006

   1992 (n=5851) 1997 (n=6419) Reference year
2006 (n=5505)
Screen time domain Mean (SD) B (95% CI)2 Mean (SD) B (95% CI)2 Mean (SD)
Total   216.7 (203.5) -62.0 (-69.4, -54.6) 250.4 (211.6) -24.2 (-31.3, -17.0) 271.9 (220.8)
Leisure Watching TV, DVD, videos 214.0 (202.0) -24.2 (-31.2, -17.2) 236.9 (203.1) 3.2 (-3.6, 10.0) 231.7 (195.9)
  Computing 2.6 (22.8) -35.3 (-37.7, -32.8) 11.8 (57.2) -26.4 (-28.8, -24.0) 37.5 (99.5)
Household Computing 0.0 (1.0) -1.7 (-2.1, -1.3) 0.8 (11.0) -0.9 (-1.3, -0.5) 1.8 (14.9)
Education Computing 0.1 (3.5) -0.9 (-1.3, -0.4) 0.9 (15.3) -0.1 (-0.6, 0.3) 1.0 (14.3)
  1. 1 Weighted for probability of being sampled in the Australian population by day type (week, weekend) and for population age, sex, employment status, region for survey year distributions.
  2. 2 Reference year is 2006; models additionally adjusted for age, sex, education level and employment status.