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. Author manuscript; available in PMC: 2016 May 5.
Published in final edited form as: J Aging Phys Act. 2015 Sep 15;24(2):290–295. doi: 10.1123/japa.2015-0066

Table 2. Accelerometer Counts (14 Bands).

MAC (n = 19)
HCS (n = 15)
G-band Median 25th 75th Median 25th 75th
0.5 < g < 1.01 32,979 20,719 57,685 10,022 5,929 25,401
1.0 ≤ g < 1.52 13,086 9,072 21,301 548 163 18,535
1.5 ≤ g < 2.03 6,384 3,476 15,688 107 14 210
2.0 ≤ g < 2.54 5,347 931 8,339 12 2 42
2.5 ≤ g < 3.04 2,053 432 5,098 2 1 10
3.0 ≤ g < 3.54 425 200 2,363 2 0 5
3.5 ≤ g < 4.04 120 61 674 0 0 0
4.0 ≤ g < 4.54 41 19 172 0 0 0
4.5 ≤ g < 5.04 13 4 56 0 0 0
5.0 ≤ g < 6.04 7 1 29 0 0 0
6.0 ≤ g < 7.04 1 0 2 0 0 0
7.0 ≤ g < 8.04 0 0 1 0 0 0
8.0 ≤ g < 9.04 0 0 0 0 0 0
g ≥ 9.04 0 0 0 0 0 0

Abbreviations: MAC = Master Athletes Cohort; HCS = Hertfordshire Cohort study.

Note. Number of acceleration peaks per week within 14 different acceleration bands, in MAC and HCS participants. Data are shown as median and 25th and 75th centiles. 1Low, 2medium, and 4high impact bands (see Table 3). 3Medium or high impact according to which threshold was selected.