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Table 4 Group I and II: correlation of FOI, GSUS/PDUS, and CE on the joint level; standardized β (p value)

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

  Joints with active arthritis GSUS PDUS
FOI any phase 0.40 (<0.001) 0.35 (<0.001) 0.29 (0.001)
PVM 0.35 (0.001) 0.23 (0.006) 0.20 (0.001)
P1 0.36 (<0.001) 0.35 (<0.001) 0.27 (0.006)
P2 0.36 (<0.001) 0.30 (0.001) 0.25 (<0.001)
P3 0.23 (0.020) 0.23 (0.001) 0.19 (0.002)
GSUS 0.37 (<0.001)
PDUS 0.35 (<0.001)
  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, PVM Prima Vista Mode, P1–P3 FOI phases 1–3