Table 3

Comparison of radiation modalities

ModalityNo. of studies includedWeighted mean rate of local failure (%)Weighted mean tumour LBD (mm)Weighted mean tumour height (mm)No. of pts. included
Brachytherapy (n=3868)
 Iodine-125 brachytherapy139.6011.104.802104
 Ruthenium-106 brachytherapy79.6010.904.101653
 Palladium-103 brachytherapy14.0010.303.90100
 Cesium-131 brachytherapy1912.605.4011
 Weighted average9.4511.004.48
Photon-based external beam radiation therapy (n=524)
 Gamma knife radiosurgery49.50N/A7.70262
 Fractionated radiotherapy26.2011.404.60262
 Weighted average7.8511.406.15
Charged particle radiation therapy (n=7043)
 Proton beam radiation therapy74.2014.005.506825
 Helium ion radiation therapy14.6011.906.70218
 Weighted average4.2113.935.54
  • N/A, not available; No., number; pts., patients.