Incidence of seed migration to the chest, abdomen, and pelvis after transperineal interstitial prostate brachytherapy with loose 125I seeds

Table 1 Patient Characteristics (N = 267)

Variable	Value	Range
Age (y)	68.7 ± 0.4	(53-81)
Initial PSA (ng/mL)	7.36 ± 0.20	(4.01-19.88)
Gleason score < 7, n (%)	172 (64.4)
Gleason score = 7, n (%)	95 (35.6)
Preimplant prostate volume by TRUS (cc)	23.5 ± 0.4	(9.3-41.0)
Total radioactivity (MBq)	922.3 ± 10.3	(482.9-1300.5)
Number of seeds implanted	72.0 ± 0.7	(40-100)
Number of needles	24.9 ± 0.3	(12-39)

Data are presented as mean ± standard error (range) or number (percent) of patients.
Abbreviations: PSA = prostate-specific antigen; TRUS = transrectal ultrasound

ISSN: 1748-717X