Table 2.

Means and test–retest reproducibility for spinal curvature assessment

Measurement (n = 40)	Including angle (deg) Mean ± SD	ICC test–retest
Standing posture thoracic curvature
Test	24 ± 5.9	0.39*
Retest	24 ± 8.2
Lumbar curvature
Test	−14 ± 7.2	0.36*
Retest	−14 ± 6.1
Seating posture thoracic curvature
Test	20 ± 6.4	0.69**
Retest	20 ± 6.6
Lumbar curvature
Test	11 ± 4.6	0.52**
Retest	13 ± 4.9

SD standard deviation of the mean, ICC Intraclass Correlation Coefficient

**P < 0.001; *P < 0.05