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Table 4 Overview of the intraclass correlation coefficient (ICC) and the standard error of measurement (SEM) for the comparison between the laboratory and remote assessments in the sample of MOA

From: Remote fitness assessment in younger and middle-aged to older adults: a comparison between laboratory- and videoconference-based assessment of selected measures of physical and cognitive fitness

Measure

Laboratory Mean (SD)

Remote Mean (SD)

ICC (95% CI)

p-value

SEM (%)a

lnRMSSD (ms)[n=31]

3.23 (0.67)

3.24 (0.76)

0.73 (0.51-0.86)

<0.001

0.36 (11.2%) 

lnSDNN (ms) [n=31]

3.39 (0.62)

3.37 (0.63)

0.81 (0.64-0.90)

<0.001

0.27 (8.1%)

DFAa1 [n=31]

1.12 (0.30)

1.16 (0.32)

0.53 (0.22-0.74)

<0.001

0.21 (18.6%)

Resting HR (bpm) [n=31]

69.17 (13.28)

70.44 (11.51)

0.84 (0.69-0.92)

<0.001

4.94 (7.1%)

Step test (VO2MAX [mL/kg/min])[n=30]

43.11 (5.76)

43.54 (5.27)

0.95 (0.91-0.98)

<0.001

1.18 (2.7%)

Oral TMT A (sec) [n=32]

10.11 (2.80)

11.46 (3.99)

0.77 (0.44-0.87)

<0.001

1.68 (15.6%) 

Oral TMT B (sec) [n=32]

30.38 (14.93)

29.30 (12.58)

0.69 (0.45-0.83)

<0.001

7.69 (25.8%)

Digit span (points) [n=32]

19.50 (3.62)

19.19 (3.35)

0.85 (0.72-0.92)

<0.001

1.34 (6.9%)

Word list immediate recall (points) [n=32]

14.50 (2.48)

14.47 (2.17)

0.56 (0.26-0.76)

<0.001

1.53 (10.6%)

Word list delayed recall (points) [n=32]

6.38 (2.21)

6.25 (1.78)

0.70 (0.47-0.84)

<0.001

1.03 (16.2%)

Balance (points) [n=32]

13.19 (2.55)

13.19 (1.75)

0.67 (0.42-0.82)

<0.001

1.25 (9.5%)

5-time-sit-to-stand (sec) [n=32]

9.58 (2.59)

10.49 (3.31)

0.80 (0.57-0.90)

<0.001

1.35 (13.5%)

  1. Bpm beats per minute, CI Confidence interval, DFAa1 short-term scaling exponent alpha1 of detrended fluctuation analysis, HR heart rate, ICC Intra-class correlation coefficient, ln natural log-transformed, RMSSD square root of mean squared difference of successive RR intervals, SDNN standard deviation of normal-to-normal RR intervals, SD standard deviation, TMT Trail Making Test, VO2MAX maximum oxygen uptake
  2. aSEM expressed as percentage of the mean laboratory and remote score