Table 3 MAD and MAI metrics accelerations (mean absolute deviation, mg) in the nine activities. The lower part of the table presents the cut-off points from SB to LPA (Cut 1), from LPA to MPA (Cut 2) and from MPA to VPA (Cut 3)
From: Determination of cut-off points for the Move4 accelerometer in children aged 8–13 years
Hip | Thigh | Chest | Wrist | |||||
|---|---|---|---|---|---|---|---|---|
MAD | MAI | MAD | MAI | MAD | MAI | MAD | MAI | |
Activity | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) |
Lying | 8.4 (5.2) | 18.5 (15.5) | 28.7 (46.3) | 75.2 (123.5) | 4.6 (5.5) | 14.2 (15.3) | 12.1 (19.1) | 41.9 (55.6) |
Sitting | 10.9 (8.3) | 37.2 (20.4) | 55.0 (14.5) | 155 (57.9) | 5.9 (7.3) | 24.6 (16.5) | 28.2 (18.9) | 84.5 (56.1) |
Standing | 26.6 (70.1) | 49.3 (89.3) | 25.4 (18.6) | 90.9 (64.1) | 23.9 (73.6) | 45 (106.6) | 38.6 (83.6) | 86 (133.7) |
Slow Walking | 106.5 (33.6) | 184.8 (42.8) | 136.0 (6.9) | 299.1 (32.9) | 121.5 (39.5) | 216.4 (49.5) | 160.8 (61.6) | 300.8 (102.4) |
Normal Walking | 215.9 (46.5) | 306.9 (53.7) | 209.9 (16.6) | 394.5 (39.6) | 243.2 (43.5) | 357.7 (51.6) | 248.0 (62.9) | 402.7 (109.7) |
Throwing and Catching | 171.5 (67.4) | 332.8 (95.3) | 734.6 (24.6) | 1159.5 (22.1) | 162.5 (73.1) | 294.1 (101.3) | 549.3 (128.4) | 929.7 (179.6) |
Stairs Climbing | 329.0 (94.6) | 431.9 (115.2) | 480.8 (57.1) | 763.5 (84.1) | 334.3 (98.7) | 460.5 (123.1) | 389.1 (128.5) | 590.6 (198.1) |
Running | 832.7 (107.3) | 1045.1 (135.1) | 720.4 (28.7) | 1364.3 (79.4) | 763.2 (110.5) | 1032.1 (139.5) | 892.6 (139.4) | 1599 (271.3) |
Jumping Jacks | 922.0 (135.4) | 1070.2 (110.3) | 725.9 (63.7) | 1236.8 (65.2) | 881.9 (98.3) | 1023.9 (110.3) | 975.8 (143.3) | 1753 (193.1) |