Correlation between ThermoJIS and ultrasound scores and the clinical and laboratory assessments
| TJC28 | SJC28 | PGA | EGA | CRP | ESR | |
| ThermoJIS | 0.33 (p<0.001) | 0.38 (p<0.001) | 0.16 (p=0.047) | 0.32 (p<0.001) | 0.20 (p=0.001) | 0.28 (p=0.015) |
| GS sum score | 0.52 (p<0.001) | 0.79 (p<0.001) | 0.35 (p<0.001) | 0.60 (p<0.001) | 0.40 (p<0.001) | 0.22 (p=0.006) |
| PD sum score | 0.56 (p<0.001) | 0.72 (p<0.001) | 0.39 (p<0.001) | 0.60 (p<0.001) | 0.36 (p<0.001) | 0.16 (p=0.057) |
CRP, C-reactive protein; EGA, Evaluator Global Assessment; ESR, erythrocyte sedimentation rate; GS, grey-scale synovial hypertrophy; PD, power Doppler; PGA, Patient Global Assessment; SJC28, swollen joints in standard 28-joint count; ThermoJIS, Thermographic Joint Inflammation Score; TJC28, tender joints in standard 28-joint count.