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Table 2 Group I and II: agreement (%), sensitivity (%), and specificity (%) of FOI, CE, GSUS, and PDUS vs CE, GSUS, and PDUS as standards of reference

From: Fluorescence optical imaging in pediatric patients with inflammatory and non-inflammatory joint diseases: a comparative study with ultrasonography

  CE GSUS PDUS
Agreement Sensitivity Specificity Agreement Sensitivity Specificity Agreement Sensitivity Specificity
Group I: JIA with clinically active arthritis in the hand region
 FOI any phase 66.6 75.2 63.9 65.7 67.3 65.0 60.6 72.0 58.8
 PVM 78.2 41.7 89.5 67.9 28.1 86.9 78.2 35.6 84.8
 P1 72.3 56.3 77.2 70.5 51.8 79.7 72.1 59.8 74.0
 P2 71.8 62.6 74.7 66.7 51.2 74.0 67.9 57.6 69.5
 P3 75.3 19.4 93.1 69.5 18.6 94.3 81.9 20.3 91.7
 CE 71.1 42.0 85.1 78.2 56.8 81.5
 GSUS 71.1 57.3 75.5 80.3 96.6 77.8
 PDUS 78.2 32.5 92.3 80.3 40.6 99.3
Group II: non-inflammatory joint diseases
 FOI any phase 75.0 0.0 75.0 72.1 39.4 77.3 75.5 61.5 75.7
 PVM 93.3 0.0 93.3 84.6 18.1 95.1 92.3 23.1 93.6
 P1 88.0 0.0 88.0 80.1 21.3 89.4 86.6 15.4 88.0
 P2 83.2 0.0 83.2 77.1 27.7 84.9 83.3 53.8 83.9
 P3 98.2 0.0 98.2 86.0 4.5 98.6 97.1 23.1 98.6
 CE 86.4 0.0 100.0 98.1 0.0 100.0
 GSUS 86.4 0.0 86.4 87.7 84.6 87.7
 PDUS 98.1 0.0 98.1 87.7 11.7 99.7
  1. FOI fluorescence optical imaging, CE clinical examination (joints with clinically active arthritis), GSUS ultrasonography in gray-scale mode, PDUS ultrasonography in power Doppler mode, JIA juvenile idiopathic arthritis, PVM Prima Vista Mode, P1–P3 FOI phases 1–3