Skip to main content

Table 6 Agreement for electromyography and nerve conduction

From: Additive value of magnetic resonance neurography in diagnosis of brachial plexopathy: a cross-section descriptive study

Electromyography and nerve conduction MRN diagnosis χ2 FEp Sensitivity Specificity
Normal (n = 4) Abnormal (n = 36)
No. % No. %
Normal 4 100.0 2 5.6 12.593* 0.016* 94.44 100.0
Abnormal 0 0.0 34 94.4
κ(p) 0.773*(0.016*) good agreement     
Value of K Strength of agreement
< 0.20 Poor
0.21–0.40 Fair
0.41–0.60 Moderate
0.61–0.80 Good
0.81–1.00 Very good
  1. χ2 chi-square test, FE Fisher’s exact, κ kappa test
  2. *Statistically significant at p ≤ 0.05