Table 4.
Variable | Group II* (=I/II+II), median | Group III* (=II/III+III), median | P value | ||||
Demographics | |||||||
|
Sex (male=0, female=1) | 0 | 0 | .33 | |||
|
Age (years) | 55 | 56 | .71 | |||
|
Height (cm) | 175.0 | 177.0 | .38 | |||
|
Weight (kg) | 84.8 | 94.0 | .17 | |||
|
BMIa (kg/m2) | 27.1 | 29.6 | .28 | |||
|
Righthanded?b (no=0, yes=1) | 1 | 1 | .18 | |||
|
Wristband preferencec (left=0, right=1) | 0 | 0 | .16 | |||
Maximum | |||||||
|
SD of maximum DPMSCd (steps2/minute2) | 24.6 | 23.5 | .76 | |||
|
Minimum of maximum DPMSC (steps/minute) | 42.5 | 34.7 | .58 | |||
75th percentile | |||||||
|
Maximum of 75th percentile of DPMSC (steps/minute) | 0 | 0 | .93 | |||
|
Mean of 75th percentile of DPMSC (steps/minute) | 0 | 0 | .89 | |||
|
SD of 75th percentile of DPMSC (steps/minute) | 0 | 0 | .91 | |||
Mean | |||||||
|
Minimum of mean DPMSC (steps/minute) | 0.3 | 0.1 | .90 | |||
Median | |||||||
|
Median of 2-week PMSCe (steps/minute) | 0 | 0 | N/A | |||
|
Maximum of median DPMSC (steps/minute) | 0 | 0 | N/A | |||
|
Minimum of median DPMSC (steps/minute) | 0 | 0 | N/A | |||
Total | |||||||
|
Minimum of total DPMSC (steps) | 420 | 164 | .90 | |||
Interquartile range (IQR) | |||||||
|
Maximum of DPMSC IQR (steps/minute) | 0 | 0 | .93 | |||
|
Mean of DPMSC IQR (steps/minute) | 0 | 0 | .89 | |||
|
SD of DPMSC IQR (steps2/minute2) | 0 | 0 | .91 | |||
SD | |||||||
|
Minimum of DPMSC SD (steps2/minute2) | 2.9 | 1.2 | .80 | |||
Skewness | |||||||
|
2-week PMSC skewness | 4.6 | 5.5 | .29 | |||
|
Maximum of daily SCf skewness | 8.8 | 8.5 | .97 | |||
|
Mean of daily SC skewness | 4.9 | 5.1 | .76 | |||
|
SD of daily SC skewness | 1.3 | 1.4 | .76 | |||
|
Minimum of daily SC skewness | 3.3 | 3.4 | .65 | |||
Kurtosis | |||||||
|
2-week PMSC kurtosis | 24.5 | 36.0 | .25 | |||
|
Maximum of daily SC kurtosis | 99.3 | 99.4 | .97 | |||
|
Mean of daily SC kurtosis | 31.7 | 33.4 | .71 | |||
|
SD of daily SC kurtosis | 20.1 | 22.8 | .73 | |||
|
Minimum of daily SC kurtosis | 10.4 | 13.2 | .47 |
aBMI: body mass index.
bIs patient righthanded?
cRight- or lefthanded preference for wristband.
dDPMSC: daily per minute step count.
ePMSC: per minute step count.
fSC: step count.