Cochrane · systematic review · CD013776
Blue versus white light for transurethral resection of non‐muscle invasive bladder cancer
Maisch, P, Koziarz, A, Vajgrt, J, et al. · Cochrane Database of Systematic Reviews · 2021 · Cochrane Library
UrologyAMSTAR 2: not assessed
SoF tableOnly the outcomes this review put in its Summary of Findings table are listed (the Cochrane Handbook caps them at about seven per comparison). Its other analyses are not shown here.
Questions
6
current version
GRADE rated
5
No studies
1
Included studies
NR
No studies 1 · 16.7%Ungraded 0 · 0%Very low 0 · 0%Low 5 · 83.3%Moderate 0 · 0%High 0 · 0%
Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.
Questions and results
Blue light compared to white light for transurethral resection of NMIBC
Population: people with non‐muscle invasive bladder cancer
| Outcome | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Time to disease recurrence (absolute event rates based on 12 months Blue light vs white light | HR 0.66 [0.54, 0.81] | 15 studies · 2994 participants | Low Downgraded: risk of bias, imprecision, inconsistency |
Time to disease progression (absolute event rates based on 12 months Blue light vs white light | HR 0.65 [0.5, 0.84] | 9 studies · 2200 participants | Low Downgraded: risk of bias, imprecision, inconsistency |
Surgical complications, serious (up to 90 days; MCID 2%) Blue light vs white light | RR 0.54 [0.14, 2.14] | 1 study · 525 participants | Low Downgraded: risk of bias, imprecision, inconsistency |
Time to death from bladder cancer (absolute event rates based on 60 months Blue light vs white light | HR 0.55 [0.19, 1.61] | 1 study · 407 participants | Low Downgraded: risk of bias, imprecision, inconsistency |
Any adverse events (up to 90 days; MCID 5%) Blue light vs white light | RR 1.09 [0.88, 1.33] | 3 studies · 1375 participants | Low Downgraded: risk of bias, imprecision, inconsistency |
Surgical complications, non‐serious (up to 90 days; MCID 5%) Blue light vs white light | no estimate extracted | NR | No studies |