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Table 3 Inter-rater reliability analysis

From: Thermographic and ultrasound assessment in patients with rheumatoid arthritis: can thermography detect subclinical synovitis at the wrist?

Imaging parameter

Number of raters

Intra-class correlation coefficient (95% CI)

PD joint inflammation

4

0.952 (0.882, 0.986)

GS joint inflammation

4

0.933 (0.837, 0.981)

Tavg

4

0.998 (0.995, 0.999)

Tmax

4

0.996 (0.990, 0.999)

Tmin

4

0.994 (0.985, 0.998)

  1. Abbreviations PD, power Doppler; GS, grey-scale
  2. Tavg, average temperature; Tmax, maximum temperature; Tmin, minimum temperature