From: Accelerometer data reduction in adolescents: effects on sample retention and bias
 | Non-wear time | Sedentary time | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Weight status | Age group | Weight status | Age group | |||||||||||
 | Under-/normal weight | Over-weight | Diff (%) | p-value | 11-12 years | 13-14 years | Diff (%) | p-value | Under-/normal weight | Over-weight | p-value | 11-12 years | 13-14 years | p-value |
90Â min non-wear | 15 | 16 | 1 (6.7) | 0.551 | 14 | 17 | 3 (21.4) | 0.131 | 59% (484 of 812) | 62% (503 of 815) | 0.001 | 59% (481 of 811) | 62% (502 of 816) | <0.001 |
60Â min non-wear | 18 | 20 | 2 (11.1) | 0.527 | 18 | 21 | 3 (16.7) | 0.115 | 59% (478 of 809) | 61% (497 of 812) | 0.002 | 59% (475 of 808) | 61% (497 of 812) | <0.001 |
30Â min non-wear | 27 | 29 | 2 (7.4) | 0.364 | 26 | 31 | 5 (19.2) | 0.010 | 58% (469 of 801) | 61% (486 of 804) | 0.005 | 58% (466 of 800) | 61% (486 of 803) | <0.001 |
20Â min non-wear | 35 | 40 | 5 (14.3) | 0.049 | 34 | 40 | 6 (17.6) | <0.001 | 58% (462 of 795) | 60% (476 of 795) | 0.006 | 58% (459 of 794) | 60% (477 of 794) | <0.001 |
10Â min non-wear | 55 | 65 | 10 (18.2) | <0.001 | 54 | 64 | 10 (18.5) | <0.001 | 57% (442 of 778) | 59% (451 of 773) | 0.016 | 57% (439 of 778) | 59% (453 of 774) | <0.001 |
 | Overall significant interaction (p < 0.01) | Overall significant interaction (p < 0.01) | Overall non-significant interaction (p > 0.05) | Overall non-significant interaction (p > 0.05) |