Effects of intravesical BCG maintenance therapy duration on recurrence rate in high-risk non-muscle invasive bladder cancer (NMIBC): Systematic review and network meta-analysis according to EAU COVID-19 recommendations
Fig 2
Network plots for included studies.
There were just two published studies that included the M1 and M2 groups. Five studies included the M0 and M1 groups, and 12 studies included the M0 and M2 groups. M0, induction BCG therapy only; M1, 1-year BCG maintenance therapy; M2, BCG maintenance therapy for more than 1 year.