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Table 1 Time spent (%) in various intensities assessed between triaxial and uniaxial accelerometer (n = 62)

From: Comparison of uniaxial and triaxial accelerometry in the assessment of physical activity among adolescents under free-living conditions: the HELENA study

Intensity

Monitor

Mean [95% IC]

Mean difference [95% IC]

ICC

P value

Sedentary

Triaxial

48.99 [47.32; 50.65]

   
 

Uniaxial

51.13 [49.46; 52.79]

2.06 [1.86; 2.26]

0.99

0.0187

Light

Triaxial

41.12 [39.76; 42.48]

   
 

Uniaxial

39.61 [38.26; 40.97]

- 1.43 [-1.62; -1.25] ††

0.99

0.0323

Moderate

Triaxial

9.53 [8.90; 10.17]

   
 

Uniaxial

8.84 [8.20; 9.47]

- 0.69 [-0.77; -0.61] **

0.99

0.0323

Vigorous

Triaxial

0.36 [0.29; 0.44]

   
 

Uniaxial

0.34 [0.27; 0.42]

- 0.02 [-0.04; 0.01] *

0.95

0.7108