Extracorporeal shock wave therapy versus local corticosteroid injection for the treatment of carpal tunnel syndrome: a meta-analysis

Table 2 Results of GRADE evidence evaluation

Outcome indicators	Risk of bias	Inconsistency	Indirectness	Imprecision	Publication bias	Upgrade conditions	Overall quality of evidence	Importance
VAS score [11,12,13,14,15]	None serious	Serious^a	None serious	None serious	Undetected	None	⊕⊕⊕ Moderate	Important
BQ score [11,12,13]	None serious	Serious^a	None serious	Serious^b	Undetected	None	⊕ Very low	Important
Sensory distal latency [11, 12, 14]	None serious	Serious^a	None serious	Serious^b	Undetected	None	⊕ Very low	Important
Motor distal latency [11,12,13,14,15]	None serious	None serious	None serious	None serious	Undetected	None	⊕⊕⊕⊕ High	Important
CMAP amplitude [11,12,13,14,15]	None serious	None serious	None serious	None serious	Undetected	None	⊕⊕⊕⊕ High	Important
SNAP amplitude [11, 12, 14]	None serious	None serious	None serious	Serious^b	Undetected	None	⊕⊕⊕ Moderate	Important
NCV of sensory nerve [14, 15]	None serious	None serious	None serious	Serious^b	Undetected	None	⊕⊕⊕ Moderate	Important

^aThe heterogeneity test showed that there was high heterogeneity between the studies
^bSmall number of studies

ISSN: 1749-799X