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Table 4 Some clinical studies using Intra-operative radiation therapy (IORT).

From: Accelerated Partial Breast Irradiation (APBI): A review of available techniques

Author No of cases Median follow up interval(months) Technique IBF Good/Excellent cosmesis
Lemanski et al. [131] 42 30 Electrons 4.8% 100%
Veronesi et al.[130] 590 20 Electrons 0.5% n/a
Mussari et al.[132] 47 48 Electrons 0% 92%
Vaidya et al.[121] 25 24 Photons 0% n/a
Vaidya et al. [123] 854 48 photons 1.2% (95%CI = 0.53-2.71) $ n/a
  1. $TARGIT phase III trial, at 4 years there 6 local recurrences in the target treated group and 5 in the whole breast treated group, giving the Kaplan-Meier estimates (not crude estimates), n/a not available, IBF = ipsilateral breast failure.