Research Article
Lower Dose of 5 mL of 1% Lidocaine is More Suitable than the Conventional 10 mL for Caudal Block in Transrectal Prostate Biopsy: A Retrospective Cohort Study
Figure 2
Mosaic diagram showing the relationship between 1% lidocaine dose and rectal bleeding scale. The Cochran–Armitage trend test revealed that the frequency of rectal bleeding was significantly higher with a higher dose of 1% lidocaine in the caudal block ().