From: The diagnostic validity of musculoskeletal ultrasound in lateral epicondylalgia: a systematic review
 | High frequency | Low frequency | ||
---|---|---|---|---|
MSUS findings | N | Sns,p-value,I2 | N | SnS, p-value,I2 |
SpC, p-value,I2 | SpC, p-value,I2 | |||
Hypoechogenicity | 0.35(0.22-0.50), 0.0001,93 | 0.71(0.63-0.77),0.0009,79 | ||
NA | NA | |||
Calcifications | 0.26(0.22-0.32),0.0001,89 | 0.11(0.07-0.16),0.0081,75 | ||
NA | NA | |||
Neovascularity | 0.28(0.23-0.24),<0.00001,97 | 0.40(0.31-0.49),<0.0001,99 | ||
100(98–100),0.25,28 | NA | |||
Thickness | 0.53(0.49-0.57),<0.0001,93 | 0.27(0.21-0.33),0.0003,81 | ||
NA | NA | |||
Enthesopathy | 1 [17] | 0.64(0.24-0.91) | 0.31(0.23-0.39),<0.0001,96 | |
NA | NA | |||
Bone changes (cortical irregularities or bone spurs) | 0.56(0.50-0.62),0.41,0 | 0 | NA | |
NA | NA | |||
Cortical irregularities | 1 [28] | 0.18(0.08-0.31) | 1 [30] | 0.22(0.13-0.34) |
NA | NA | |||
Cortical spurs | 0 | NA | 0.13(0.07-0.21),0.03,78 | |
NA | NA | |||
Partial tear | 1 [17] | 0.38(0.09-0.76) | 0.06(0.02-0.11),0.10, 62 | |
NA | NA | |||
Full tear | 0 | NA | 0.02(0.00-0.06),0.14,55 | |
NA | NA |