Table 2.

Overview of study methods

Author	Year	Biopsy Technique	Anaesthetic	Median number of cores (range)	Data Collection method	Participants
Muthuveloe et al	2016	5 mm Brachytherapy grid template guided	GA	24 (24–28)	Case notes and database review	200
Kum et al	2019	5 mm Brachytherapy grid template guided + plus additional cores MRI as needed	GA or Regional	33 (10–54)	Retrospective data collection analysis	243
Ekwueme et al	2013	5 mm Brachytherapy grid template guided avoiding peri-urethral area	GA	28 (16–43)	Not mentioned	270
Namekawa et al	2015	Systematic 16 core biopsy	Regional	16 (16)	Daily questionnaires for 7 days postop	1663

Two studies used a template grid technique, one study used a modified template grid technique, one study used a 16-core systematic technique