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Table 1 Reliability estimates

From: Reliability and diagnostic validity of a joint vibration analysis device

Item ICC or Kappa 95% CI*
Clinical Data
 Pain Free Opening 0.94 0.67 – 0.99
 Maximum Unassisted Opening 0.88 0.40 – 0.98
 Maximum Assisted Opening 0.98 0.89 – 1.0
 Lateral Deviation 87.5% (Kappa)  
Test-Retest Reliability of Selection of JVA Traces
 Total Integral 0.99 0.98 – 1.0
 Integral <300 0.99 0.97 – 0.99
 Integral > 300 1.0 0.99 – 1.0
  > 300/< 300 Ratio 0.91 0.82 – 0.96
Test-Retest Reliability of JVA traces provided by subject at 30 min
 Total Integral 0.90 0.84 – 0.93
 Integral <300 0.89 0.83 – 0.93
 Integral > 300 0.91 0.87 – 0.94
 Ratio >300/< 300 0.63 0.44 – 0.76
 Peak Amplitude 0.87 0.81 – 0.92
 Peak Frequency 0.77 0.65 – 0.85
 Median Frequency 0.70 0.54 – 0.80
  1. *None of the confidence intervals include zero so all p’s are less than 0.05