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Table 2 Implant parameters

From: Clinical application of CT-guided 125I seed interstitial implantation for local recurrent rectal carcinoma

Characteristic Median Range
Volume implanted (cm3) 68.9 26.9-97.3
MPD (Gy) 120 100-160
Dose rate (Gy/h) 0.07 0.05-0.09
Total activity (mCi) 18.2 9.5-66.6
No. seeds 58 19-111
Activity/seed (mCi) 0.7 0.6-0.8