From: Musculoskeletal application and validation of speckle-tracking ultrasonography
Muscle (% of MVC) | Mean ± s.d. | N0 of loops | 95% CI of mean | P-values |
---|---|---|---|---|
Supraspinatus | ||||
40% | −10.12 ± 3.24 | 30 | −11.33 to −8.91 | ***p < 0.001 |
60% | −14.85 ± 4.69 | 32 | −16.54 to −13.16 | ****p < 0.0001 |
80% | −20.96 ± 6.30 | 25 | −23.56 to −18.37 | ****p < 0.0001 |
Biceps brachii | ||||
20% | −9.35 ± 4.64 | 18 | −11.66 to −7.04 | **p < 0.01 |
40% | −15.08 ± 5.60 | 23 | −17.50 to −12.66 | ****p < 0.0001 |
60% | −17.77 ± 4.26 | 24 | −19.56 to −15.97 | n.s. |