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Search review questions

Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Words match anywhere in the field.

Limit to evidence status or GRADE (optional)

1,000 questions in 69 reviews · Urology

current versions
No studies 196 · 19.6%Ungraded 33 · 3.3%Very low 198 · 19.8%Low 354 · 35.4%Moderate 206 · 20.6%High 13 · 1.3%

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.

QuestionEffectEvidenceStatus / GRADE
Topical corticosteroids vs placebo or no treatment
Complete resolution of phimosis · boys up to 18 years old with phimosis
Topical corticosteroids for treating phimosis in boys (2024) · Cochrane
RR 2.73 [1.79, 4.16]10 studies · 834 participantsLow
Topical corticosteroids vs placebo or no treatment
Partial resolution of phimosis · boys up to 18 years old with phimosis
Topical corticosteroids for treating phimosis in boys (2024) · Cochrane
RR 1.68 [1.17, 2.4]7 studies · 745 participantsLow
Topical corticosteroids vs placebo or no treatment
Change in retractability score · boys up to 18 years old with phimosis
Topical corticosteroids for treating phimosis in boys (2024) · Cochrane
no estimate extracted2 studies · 177 participantsVery low
Topical corticosteroids vs placebo or no treatment
Long‐term complete resolution of phimosis · boys up to 18 years old with phimosis
Topical corticosteroids for treating phimosis in boys (2024) · Cochrane
RR 4.09 [2.8, 5.97]2 studies · 280 participantsLow
Topical corticosteroids vs placebo or no treatment
Adverse effects (any) · boys up to 18 years old with phimosis
Topical corticosteroids for treating phimosis in boys (2024) · Cochrane
RR 0.28 [0.03, 2.62]11 studies · 1091 participantsLow
Serenoa repens vs placebo or no intervention
Urologic symptom scoreMeasured by IPSS scores (range 0 to 35)Higher scores indicate worse symptoms. · lower urinary tract symptoms due to benign prostatic hyperplasia
Serenoa repens for the treatment of lower urinary tract symptoms due to benign prostatic enlargement (2023) · Cochrane
no estimate extracted9 studies · 1681 participantsHigh
Serenoa repens vs placebo or no intervention
Quality of lifeMeasured by IPSS‐QoL score (range 0 to 6) · lower urinary tract symptoms due to benign prostatic hyperplasia
Serenoa repens for the treatment of lower urinary tract symptoms due to benign prostatic enlargement (2023) · Cochrane
no estimate extracted5 studies · 1001 participantsHigh
Serenoa repens vs placebo or no intervention
Adverse eventsCumulative incidence · lower urinary tract symptoms due to benign prostatic hyperplasia
Serenoa repens for the treatment of lower urinary tract symptoms due to benign prostatic enlargement (2023) · Cochrane
RR 1.01 [0.77, 1.31]12 studies · 2399 participantsModerate
Serenoa repens in combination with other phytotherapy vs placebo or no intervention
Urologic symptom scoreMeasured by IPSS scores (range 0 to 35)Higher scores indicate worse symptoms. · lower urinary tract symptoms due to benign prostatic hyperplasia
Serenoa repens for the treatment of lower urinary tract symptoms due to benign prostatic enlargement (2023) · Cochrane
no estimate extracted4 studies · 460 participantsLow
Serenoa repens in combination with other phytotherapy vs placebo or no intervention
Quality of lifeMeasured by IPSS‐QoL score (range 0 to 6) · lower urinary tract symptoms due to benign prostatic hyperplasia
Serenoa repens for the treatment of lower urinary tract symptoms due to benign prostatic enlargement (2023) · Cochrane
no estimate extracted2 studies · 265 participantsVery low
Serenoa repens in combination with other phytotherapy vs placebo or no intervention
Adverse eventsCumulative incidence · lower urinary tract symptoms due to benign prostatic hyperplasia
Serenoa repens for the treatment of lower urinary tract symptoms due to benign prostatic enlargement (2023) · Cochrane
RR 0.91 [0.58, 1.41]4 studies · 481 participantsLow
ESWL vs PCNL
Treatment success rate at 3 months MCID: 5% absolute difference · people (>14 years) with kidney stones
Extracorporeal shock wave lithotripsy (ESWL) versus percutaneous nephrolithotomy (PCNL) or retrograde… (2023) · Cochrane
RR 0.67 [0.57, 0.79]12 studies · 1303 participantsLow
ESWL vs RIRS
Retreatment rate MCID: 3% absolute difference · people (>14 years) with kidney stones
Extracorporeal shock wave lithotripsy (ESWL) versus percutaneous nephrolithotomy (PCNL) or retrograde… (2023) · Cochrane
RR 6.78 [3.82, 12.04]9 studies · 1030 participantsModerate
ESWL vs RIRS
Auxiliary procedures rate MCID: 3% absolute difference · people (>14 years) with kidney stones
Extracorporeal shock wave lithotripsy (ESWL) versus percutaneous nephrolithotomy (PCNL) or retrograde… (2023) · Cochrane
RR 1.98 [1.14, 3.47]5 studies · 836 participantsLow
ESWL vs RIRS
Duration of hospital stay MCID: 1 day of absolute difference · people (>14 years) with kidney stones
Extracorporeal shock wave lithotripsy (ESWL) versus percutaneous nephrolithotomy (PCNL) or retrograde… (2023) · Cochrane
no estimate extracted3 studies · 591 participantsModerate
ESWL vs PCNL
Quality of life MCID for SF‐36 overall health score: 10 (scale 0 to 100; higher scores indicate better health status) · people (>14 years) with kidney stones
Extracorporeal shock wave lithotripsy (ESWL) versus percutaneous nephrolithotomy (PCNL) or retrograde… (2023) · Cochrane
no estimate extracted1 study · 78 participantsLow
ESWL vs PCNL
Complications MCID: 3% absolute difference · people (>14 years) with kidney stones
Extracorporeal shock wave lithotripsy (ESWL) versus percutaneous nephrolithotomy (PCNL) or retrograde… (2023) · Cochrane
RR 0.62 [0.47, 0.82]13 studies · 1385 participantsModerate
ESWL vs PCNL
Retreatment rate MCID: 3% absolute difference · people (>14 years) with kidney stones
Extracorporeal shock wave lithotripsy (ESWL) versus percutaneous nephrolithotomy (PCNL) or retrograde… (2023) · Cochrane
RR 15.53 [6.62, 36.39]10 studies · 1174 participantsLow
ESWL vs PCNL
Auxiliary procedures rate MCID: 3% absolute difference · people (>14 years) with kidney stones
Extracorporeal shock wave lithotripsy (ESWL) versus percutaneous nephrolithotomy (PCNL) or retrograde… (2023) · Cochrane
RR 4.17 [2.67, 6.52]8 studies · 1044 participantsModerate
ESWL vs PCNL
Duration of hospital stay MCID: 1 day absolute difference · people (>14 years) with kidney stones
Extracorporeal shock wave lithotripsy (ESWL) versus percutaneous nephrolithotomy (PCNL) or retrograde… (2023) · Cochrane
no estimate extracted6 studies · 841 participantsModerate
ESWL vs RIRS
Treatment success rate at 3 months MCID: 5% absolute difference · people (>14 years) with kidney stones
Extracorporeal shock wave lithotripsy (ESWL) versus percutaneous nephrolithotomy (PCNL) or retrograde… (2023) · Cochrane
RR 0.85 [0.78, 0.93]13 studies · 1349 participantsLow
ESWL vs RIRS
Quality of life MCID varies by instrument. · people (>14 years) with kidney stones
Extracorporeal shock wave lithotripsy (ESWL) versus percutaneous nephrolithotomy (PCNL) or retrograde… (2023) · Cochrane
no estimate extracted3 studies · 214 participantsVery low
ESWL vs RIRS
Complications MCID: 3% absolute difference · people (>14 years) with kidney stones
Extracorporeal shock wave lithotripsy (ESWL) versus percutaneous nephrolithotomy (PCNL) or retrograde… (2023) · Cochrane
RR 0.93 [0.63, 1.36]13 studies · 1305 participantsVery low
Potassium paraaminobenzoate vs placebo
Outcomes ( · men with acute (maximum of 12 months) Peyronie's disease with no prior treatment and no evidence of calcified plaques…
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional interferon alpha‐2B vs saline
Treatment‐related adverse effects · men with chronic (≥ 12 months) Peyronie's disease (single plaque)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional interferon alpha‐2B vs saline
Degree of penile curvature · men with chronic (≥ 12 months) Peyronie's disease (single plaque)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extracted1 study · 103 participantsVery low
Injectional interferon alpha‐2B vs saline
Discontinuation from treatment · men with chronic (≥ 12 months) Peyronie's disease (single plaque)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
RR 0.63 [0.22, 1.76]1 study · 117 participantsVery low
Injectional nicardipine vs saline
Outcomes ( · men with chronic Peyronie's disease (plaques without calcification)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional nicardipine vs saline
Patient‐reported ability to have intercourse · men with chronic Peyronie's disease (plaques without calcification)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional nicardipine vs saline
Quality of life · men with chronic Peyronie's disease (plaques without calcification)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional nicardipine vs saline
Treatment‐related adverse effects · men with chronic Peyronie's disease (plaques without calcification)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
RR 2.82 [0.12, 66.62]1 study · 62 participantsVery low
Injectional nicardipine vs saline
Degree of penile curvature · men with chronic Peyronie's disease (plaques without calcification)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extracted1 study · 62 participantsVery low
Injectional nicardipine vs saline
Discontinuation from treatment · men with chronic Peyronie's disease (plaques without calcification)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
RR 0.71 [0.25, 2.05]1 study · 74 participantsVery low
Injectional betamethasone vs saline
Outcomes ( · men with Peyronie's disease (not defined)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Potassium paraaminobenzoate vs placebo
Patient‐reported ability to have intercourse · men with acute (maximum of 12 months) Peyronie's disease with no prior treatment and no evidence of calcified plaques…
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
RR 1.19 [0.87, 1.62]1 study · 75 participantsLow
Injectional betamethasone vs saline
Patient‐reported ability to have intercourse · men with Peyronie's disease (not defined)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional betamethasone vs saline
Quality of life · men with Peyronie's disease (not defined)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional betamethasone vs saline
Treatment‐related adverse effects (long‐term) · men with Peyronie's disease (not defined)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extracted1 study · 30 participantsVery low
Injectional betamethasone vs saline
Degree of penile curvature · men with Peyronie's disease (not defined)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional betamethasone vs saline
Discontinuation from treatment · men with Peyronie's disease (not defined)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extracted1 study · 30 participantsVery low
Injectional collagenase vs placebo
Outcomes ( · men with Peyronie's disease (diagnosis of disease: at least 12 months, penile curvature: at least 30 degrees)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional collagenase vs placebo
Patient‐reported ability to have intercourse · men with Peyronie's disease (diagnosis of disease: at least 12 months, penile curvature: at least 30 degrees)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional collagenase vs placebo
Quality of life · men with Peyronie's disease (diagnosis of disease: at least 12 months, penile curvature: at least 30 degrees)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extracted1 study · 134 participantsLow
Injectional collagenase vs placebo
Treatment‐related adverse effects · men with Peyronie's disease (diagnosis of disease: at least 12 months, penile curvature: at least 30 degrees)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional collagenase vs placebo
Degree of penile curvature · men with Peyronie's disease (diagnosis of disease: at least 12 months, penile curvature: at least 30 degrees)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extracted1 study · 136 participantsLow
Potassium paraaminobenzoate vs placebo
Quality of life · men with acute (maximum of 12 months) Peyronie's disease with no prior treatment and no evidence of calcified plaques…
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional collagenase vs placebo
Discontinuation from treatment · men with Peyronie's disease (diagnosis of disease: at least 12 months, penile curvature: at least 30 degrees)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional collagenase vs placebo
Outcomes ( · men with Peyronie's disease (diagnosis of disease: at least 12 months, penile curvature: at least 30 degrees)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional collagenase vs placebo
Patient‐reported ability to have intercourse · men with Peyronie's disease (diagnosis of disease: at least 12 months, penile curvature: at least 30 degrees)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extractedNRNo studies
Injectional collagenase vs placebo
Quality of life · men with Peyronie's disease (diagnosis of disease: at least 12 months, penile curvature: at least 30 degrees)
Non‐surgical therapies for Peyronie's disease (2023) · Cochrane
no estimate extracted1 study · 612 participantsModerate