Skip to main content
. 2008 Dec 19;18(2):276–281. doi: 10.1007/s00586-008-0853-0

Table 3.

Inter-instrument variability

Examiner 1 ICC (95% CI) Examiner 2 ICC (95% CI)
Flexion 0.97 (0.92–0.99) 0.97 (0.90–0.99)
Extension 0.99 (0.98–1.00) 0.99 (0.97–1.00)
Right lateral bending 0.90 (0.68–0.97) 0.89 (0.65–0.97)
Left lateral bending 0.91 (0.69–0.98) 0.88 (0.60–0.97)

Intra-class correlation coefficient values (ICC) and 95% confidence intervals (CI) for the comparison between inclinometer and the magnetic tracking device methods used by both examiners