Skip to main content

Table 2 Quantitative MRI results at baseline (B) and follow-up (F)

From: Can quantitative MRI be used in the clinical setting to quantify the impact of intra-articular glucocorticoid injection on synovial disease activity in juvenile idiopathic arthritis?

SubjectSynovial volume (cm3)Maximum uptake rate (%/s)Signal enhancement (%)Radiologist reports synovial enhancement beyond normal limits (Y/N)Clinician assessed disease activity in injected knee (Y /N)
 BFBFBFBFBF
125.70.01.50.01160YNYY (rpt IAGI)
20.60.535NY
31.20.00.40.0570NNYN
451.20.11.80.4148109YNYY (rpt IAGI)
572.20.72.80.519090YNYN
60.10.00.00.0106NNYN
792.20.06.70.02250YNYN
8101.61.94.61.9157126YNYY (rpt IAGI)
987.00.07.10.02280YNYN
101.20.00.60.0950NNYN
111.10.21.50.8145103NNYN
Median38.50.0†1.70.0$1473†  
IQR82.10.23.30.582100  
  1. Baseline medians and IQRs (interquartile ranges) exclude subject 2 who was lost to follow-up. † p = 0.005, $ p = 0.008 at follow-up compared to baseline. Key: rpt IAGI = repeat intra-articular glucocorticoid injection after follow-up