Darcy Ummels

110 | Chapter 5 Supplemental material Table S5.1 Descriptive statistics, Pearson correlation coefficient and t ‐ test of dynamic, standing and sedentary time by MOX MissActivity compared to the gold standard in comparison with reference activity trackers. Behaviour Difference in behaviour in seconds a mean (95% CI) Percentage error mean (95% CI) Absolute percentage error mean (95% CI) Limits of agreement (lower bound–upper bound) Pearson Correlation coefficient p ‐ value Smallest detectable change in seconds MOX MissActivity Dynamic 28 ( ‐ 22 to 78) 6.9 ( ‐ 3.8 to 17.5) 16.9 (9.2 to 24.5) ‐ 183 to 240 0.58 0.255 211 MOX MissActivity Standing ‐ 134 ( ‐ 328 to 60) ‐ 17.3 ( ‐ 48.2 to 13.6) 35.9 (8.9 to 62.8) ‐ 947 to 679 0.76 0.370 833 MOX MissActivity Sedentary 193 ( ‐ 1 to 386) 14.5 ( ‐ 0.72 to 29.6) 18.5 (4.4 to 32.6) ‐ 618 to 1003 0.91 0.036 874 MOX Annegarn Dynamic 273 (240 to 306) 64.3 (60.0 to 68.6) 64.3 (60.0 to 68.6) 137 to 410 0.41 0.070 551 MOX Annegarn Standing ‐ 357 ( ‐ 554 to ‐ 161) ‐ 51.4 ( ‐ 82.5 to ‐ 20.3) 61.5 (35.0 to 88.0) ‐ 1178 to 466 0.62 0.004 1065 MOX Annegarn Sedentary 170 ( ‐ 35 to 375) 13.2 ( ‐ 2.3 to 28.7) 19.1 (5.0 to 33.1) ‐ 687 to 1027 0.85 0.000 900 activPAL Dynamic b ‐ 74 ( ‐ 518 to 370) ‐ 19.1 ( ‐ 125.0 to 86.8) 75.4 ( ‐ 22.0 to 172.7) ‐ 646 to 1499 0.46 0.011 282 activPAL Standing b ‐ 492 ( ‐ 824 to ‐ 161) ‐ 66.8 ( ‐ 11.5 to ‐ 22.2) 71.2 (29.0 to 113.6) ‐ 1667 to 692 0.55 0.003 1693 activPAL Sedentary b 421 (84 to 757) 21.0 (5.3 to 36.7) 21.0 (5.3 to 36.7) ‐ 769 to 1610 0.28 0.001 1590 Fitbit Alta HR Dynamic b 347 (226 to 467) 81.8 (53.0 to 110.7 ) 96.6 (84.8 to 108.5) ‐ 2854 to 555 0.05 0.000 831 a Gold standard minus Activity tracker; b Five (5/20 25%) missing values for the activPAL and Fitbit Alta HR.