Table 1

Reliability statistics for the subjects with and without symptoms

Measurement

Mean(SD)

Range

ICC-single

(95%CI)

SEM from ICC-single

ICC-average (95%CI)

SEM from ICC-average


Subjects without symptoms


T1/2 and T12/L1

35.5°(6.0°)

5°-62°

.95 (.91-.97)

2.4°

.97 (.95-.99)

1.0°


T1/T2

24.9°(8.1°)

2°-49°

.92 (.89-.96)

2.3°

.96 (.92-.98)

1.6°


T12/L1

10.5°(4.1°)

0°-23°

.89 (.81-.94)

1.4°

.94 (.89-.97)

1.0°


Subjects with symptoms


T1/2 and T12/L1

37.6°(9.5°)

11°-62°

.93 (.88-.96)

2.5°

.97 (.94-.98)

1.7°


T1/T2

26.6°(7.6°)

7°-51°

.93 (.87-.96)

2.0°

.96 (.93-.98)

1.5°


T12/L1

11.0°(3.7°)

1°-23°

.84 (.73-.91)

1.5°

.92 (.84-.98)

1.1°


Abbreviations: T1 (1st thoracic spinous process), T2 (2nd thoracic spinous process), T12 (12th thoracic spinous process), L1 (1st lumbar spinous process), ICC (intraclass correlation coefficient), SEM (standard error of measurement)

Lewis and Valentine BMC Musculoskeletal Disorders 2010 11:39   doi:10.1186/1471-2474-11-39

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