The pectoralis minor length test: a study of the intra-rater reliability and diagnostic accuracy in subjects with and without shoulder symptoms

Table 3 Asymptomatic subjects: ICC, 95% CI and SEM results

Measurement	Single measure ICC (2,1)	95% CI	SEM cm (mm)
Right shoulder (1^st measurement)	.92	.86 to .96	0.40 (4 mm)
Left shoulder (1^st measurement)	.93	.88 to .96	0.37 (4 mm)
Dominant shoulder (1^st measurement)	.93	.86 to .96	0.38 (4 mm)
Non dominant shoulder (1^st measurement)	.92	.87 to .96	0.39 (4 mm)
	Average measure ICC (2,3)	95% CI	SEM cm (mm)
Right shoulder (mean of 3)	.96	.93 to .98	0.29 (3 mm)
Left shoulder (mean of 3)	.92	.94 to .98	0.28 (3 mm)
Dominant shoulder (mean of 3)	.96	.94 to .98	0.29 (3 mm)
Non dominant shoulder (mean of 3)	.96	.93 to .98	0.28 (3 mm)

Abbreviations:
ICC (intraclass correlation coefficient), CI (confidence interval), SEM (standard error of measurement)

ISSN: 1471-2474