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Table 2 Overview of studies performing volume measurements during temporary prostate brachytherapy

From: Prostate volume and implant configuration during 48 hours of temporary prostate brachytherapy: limited effect of oedema

Author Volume change Range volume change Imaging modality Method volume assessment # of patients Treatment # of catheters Scans (h)
Martinez et al.*[12] +20% and +2.7%* −13.7% − +17.3%* TRUS, 5 mm slices TRUS-based axial contours 23 4 HDR fractions NA −1.5, 0, 32–36*
Kiffer et al.[13] +0.6% −4% − +4% CT, 5 mm slices Needle positions in axial plane 4 3-4 HDR fractions 17 0, 23.5-49.5
Cury et al.[14] +3.4% −14.2% − +23.8% CT, 5 mm slices CT-based axial contours 31 1 HDR fraction 17 0, 168
Kim et al.[16] +7.8% −12.8% − +16.8 CT, 3 mm slices catheter positions in 3 axial planes 13 2 HDR fractions 14-18 0, 17-22
Dinkla et al.** [21] +0% and +0.2%** −14.7% − +5.2%** CT, 2 mm slices CT-based axial contours 31 24 PDR pulses 12 0, 24, 48**
This study** +4.3% and +0.6%** −9.3% − +15.6%** CT, 2 mm slices catheter positions in all planes 23 24 PDR pulses 12 0, 24, 48**
  1. Scan times were reported as hours after the first scan, where 0 are the images captured for treatment planning.
  2. *Two intervals were studied. Mean is shown for both intervals. Only the range of the second interval is shown, between 1.5 and 32–36 hours after implantation.
  3. **Two intervals were studied. Mean is shown for both intervals. Only the range of the first interval is shown, between 1.5 and 24 hours after implantation.