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Table 4 Change in regression coefficients for MVPA, television viewing and non-gaming PC use screen time behaviours over time compared to 2002 in boys adjusting for covariates
| Boys | MVPA (beta, SE, p-value) | PA guideline | TV min per weekday | TV min per weekend day | PC min per weekday | PC min per weekend day |
|---|---|---|---|---|---|---|
| Survey year | Sig. | |||||
| 2002 | Reference | Reference | Reference | Reference | Reference | Reference |
| 2006 | .382, .09, <.001 | .330, .075, <.001 | -.118, .047, <.05 | .064, .056, >.05 | -.014, .166, >.05 | .065, .199, >.05 |
| 2010 | .51, ,10, <0.001 | .376, .082, <.001 | -.240, .049, <.001 | -.017, .062, >.05 | .547, .208, <.01 | .889, .247, <.001 |
| FAS a | .087, .016, <.001 | -.022, .022, >.05 | -.136, .014, <.001 | -.119, .018, <.001 | .108, .019, <.001 | .172, .024, <.001 |
| AGE | ||||||
| 11 | Reference | Reference | Reference | Reference | Reference | Reference |
| 13 | -.138, .091, >.05 | -.314, .076, <.001 | .511, .050, <.001 | .638, .060, <.001 | .530, .066, <.001 | .798, .083, <.001 |
| 15 | -.253, 0,92 < .01 | -.589, .076, <.001 | .561, .051, <.001 | .659, .063, <.001 | .698, .072, <.001 | 1,029, .096, <.001 |
| Survey year X FAS a | n.s. | n.s. | n.s. | n.s. | <.05 | <.05 |
| Survey year X Age | <.05 | n.s. | n.s | n.s. | <.05 | <.05 |
