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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)

1,521 questions in 132 reviews · Hepato-Biliary

current versions
No studies 303 · 19.9%Ungraded 39 · 2.6%Very low 876 · 57.6%Low 216 · 14.2%Moderate 65 · 4.3%High 22 · 1.4%

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
Phamacotherapies that specifically target ammonia vs placebo or non‐absorbable disaccharides
Hepatic encephalopathy · adults with cirrhosis and hepatic encephalopathy
Pharmacotherapies that specifically target ammonia for the prevention and treatment of hepatic… (2019) · Cochrane
no estimate extractedNRNo studies
Phamacotherapies that specifically target ammonia vs placebo or non‐absorbable disaccharides
Serious adverse events · adults with cirrhosis and hepatic encephalopathy
Pharmacotherapies that specifically target ammonia for the prevention and treatment of hepatic… (2019) · Cochrane
no estimate extracted1 study · 16 participantsVery low
Phamacotherapies that specifically target ammonia vs placebo or non‐absorbable disaccharides
Non‐serious adverse events · adults with cirrhosis and hepatic encephalopathy
Pharmacotherapies that specifically target ammonia for the prevention and treatment of hepatic… (2019) · Cochrane
no estimate extracted1 study · 16 participantsVery low
Phamacotherapies that specifically target ammonia vs placebo or non‐absorbable disaccharides
Health‐related quality of life · adults with cirrhosis and hepatic encephalopathy
Pharmacotherapies that specifically target ammonia for the prevention and treatment of hepatic… (2019) · Cochrane
no estimate extractedNRNo studies
Phamacotherapies that specifically target ammonia vs placebo or non‐absorbable disaccharides
Blood ammonia concentrations (µg/dL) · adults with cirrhosis and hepatic encephalopathy
Pharmacotherapies that specifically target ammonia for the prevention and treatment of hepatic… (2019) · Cochrane
no estimate extracted1 study · 16 participantsVery low
Phamacotherapies that specifically target ammonia vs placebo or non‐absorbable disaccharides
Blood ammonia concentrations · adults with cirrhosis and hepatic encephalopathy
Pharmacotherapies that specifically target ammonia for the prevention and treatment of hepatic… (2019) · Cochrane
no estimate extracted2 studies · 85 participantsVery low
Phamacotherapies that specifically target ammonia vs placebo or non‐absorbable disaccharides
Blood ammonia concentrations (µmol/L*week) · adults with cirrhosis and hepatic encephalopathy
Pharmacotherapies that specifically target ammonia for the prevention and treatment of hepatic… (2019) · Cochrane
no estimate extracted1 study · 178 participantsVery low
Phamacotherapies that specifically target ammonia vs placebo or non‐absorbable disaccharides
Blood ammonia concentrations (µmol/L) · adults with cirrhosis and hepatic encephalopathy
Pharmacotherapies that specifically target ammonia for the prevention and treatment of hepatic… (2019) · Cochrane
no estimate extracted1 study · 231 participantsVery low
Band ligation vs no intervention
Outcomes* · adults with oesophageal varices
Band ligation versus no intervention for primary prevention of upper gastrointestinal bleeding in adults… (2019) · Cochrane
no estimate extractedNRNo studies
Band ligation vs no intervention
Mortality · adults with oesophageal varices
Band ligation versus no intervention for primary prevention of upper gastrointestinal bleeding in adults… (2019) · Cochrane
RR 0.55 [0.43, 0.7]6 studies · 637 participantsModerate
Band ligation vs no intervention
Upper gastrointestinal bleeding · adults with oesophageal varices
Band ligation versus no intervention for primary prevention of upper gastrointestinal bleeding in adults… (2019) · Cochrane
RR 0.44 [0.28, 0.72]6 studies · 637 participantsModerate
Band ligation vs no intervention
Serious adverse events · adults with oesophageal varices
Band ligation versus no intervention for primary prevention of upper gastrointestinal bleeding in adults… (2019) · Cochrane
RR 0.55 [0.43, 0.7]6 studies · 637 participantsModerate
Band ligation vs no intervention
Variceal bleeding · adults with oesophageal varices
Band ligation versus no intervention for primary prevention of upper gastrointestinal bleeding in adults… (2019) · Cochrane
RR 0.43 [0.27, 0.69]6 studies · 637 participantsModerate
Band ligation vs no intervention
Non‐serious adverse events · adults with oesophageal varices
Band ligation versus no intervention for primary prevention of upper gastrointestinal bleeding in adults… (2019) · Cochrane
no estimate extractedNRNo studies
Band ligation vs no intervention
Health‐related quality of life · adults with oesophageal varices
Band ligation versus no intervention for primary prevention of upper gastrointestinal bleeding in adults… (2019) · Cochrane
no estimate extractedNRNo studies
Radix Sophorae flavescentis vs no intervention or placebo
All‐cause mortality · chronic hepatitis B
Radix Sophorae flavescentis versus no intervention or placebo for chronic hepatitis B (2019) · Cochrane
no estimate extracted1 study · 86 participantsVery low
Radix Sophorae flavescentis vs no intervention or placebo
Proportion of participants with 1 or more serious adverse events · chronic hepatitis B
Radix Sophorae flavescentis versus no intervention or placebo for chronic hepatitis B (2019) · Cochrane
no estimate extracted10 studies · 1140 participantsVery low
Radix Sophorae flavescentis vs no intervention or placebo
Health‐related quality of life · chronic hepatitis B
Radix Sophorae flavescentis versus no intervention or placebo for chronic hepatitis B (2019) · Cochrane
no estimate extractedNRNo studies
Radix Sophorae flavescentis vs no intervention or placebo
Hepatitis B‐related mortality · chronic hepatitis B
Radix Sophorae flavescentis versus no intervention or placebo for chronic hepatitis B (2019) · Cochrane
no estimate extractedNRNo studies
Radix Sophorae flavescentis vs no intervention or placebo
Hepatitis B‐related morbidity · chronic hepatitis B
Radix Sophorae flavescentis versus no intervention or placebo for chronic hepatitis B (2019) · Cochrane
no estimate extractedNRNo studies
Radix Sophorae flavescentis vs no intervention or placebo
Proportion of participants with 1 or more adverse events considered 'not to be serious' (at maximum · chronic hepatitis B
Radix Sophorae flavescentis versus no intervention or placebo for chronic hepatitis B (2019) · Cochrane
RR 1.1 [0.76, 1.59]10 studies · 1050 participantsVery low
Radix Sophorae flavescentis vs no intervention or placebo
Surrogate outcomes: Proportion of participants with detectable HBV‐DNA (at maximum · chronic hepatitis B
Radix Sophorae flavescentis versus no intervention or placebo for chronic hepatitis B (2019) · Cochrane
RR 0.61 [0.55, 0.68]29 studies · 2914 participantsVery low
Xiao Chai Hu Tang formula vs no intervention
All‐cause mortality · chronic hepatitis B
Xiao Chai Hu Tang, a herbal medicine, for chronic hepatitis B (2019) · Cochrane
no estimate extractedNRNo studies
Xiao Chai Hu Tang formula vs no intervention
Proportion of participants with ≥ 1 serious adverse events · chronic hepatitis B
Xiao Chai Hu Tang, a herbal medicine, for chronic hepatitis B (2019) · Cochrane
no estimate extractedNRNo studies
Xiao Chai Hu Tang formula vs no intervention
Health‐related quality of life · chronic hepatitis B
Xiao Chai Hu Tang, a herbal medicine, for chronic hepatitis B (2019) · Cochrane
no estimate extractedNRNo studies
Xiao Chai Hu Tang formula vs no intervention
Hepatitis B‐related mortality · chronic hepatitis B
Xiao Chai Hu Tang, a herbal medicine, for chronic hepatitis B (2019) · Cochrane
no estimate extractedNRNo studies
Xiao Chai Hu Tang formula vs no intervention
Hepatitis B‐related morbidity · chronic hepatitis B
Xiao Chai Hu Tang, a herbal medicine, for chronic hepatitis B (2019) · Cochrane
no estimate extractedNRNo studies
Xiao Chai Hu Tang formula vs no intervention
Proportion of participants with ≥ 1 adverse events considered 'not to be serious' (at maximum · chronic hepatitis B
Xiao Chai Hu Tang, a herbal medicine, for chronic hepatitis B (2019) · Cochrane
RR 0.43 [0.02, 11.98]2 studies · 240 participantsVery low
Xiao Chai Hu Tang formula vs no intervention
Proportion of participants with detectable HBV‐DNA in serum or plasma (at maximum · chronic hepatitis B
Xiao Chai Hu Tang, a herbal medicine, for chronic hepatitis B (2019) · Cochrane
RR 0.62 [0.45, 0.85]3 studies · 222 participantsVery low
Xiao Chai Hu Tang formula vs no intervention
Proportion of participants with detectable HBeAg in serum or plasma (at maximum · chronic hepatitis B
Xiao Chai Hu Tang, a herbal medicine, for chronic hepatitis B (2019) · Cochrane
RR 0.72 [0.5, 1.02]2 studies · 160 participantsVery low
Intervention NR
Interventions · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Albumin plus noradrenaline (1 RCT; 46 participants) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
OR 0.16 [0.01, 1.44]NRVery low
Intervention NR
Albumin plus terlipressin · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Albumin plus noradrenaline (4 RCTs; 293 participants) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
Rate ratio 0.51 [0.28, 0.87]NRLow
Intervention NR
Albumin (1 RCT; 48 participants) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
Rate ratio 0.8 [0.52, 1.22]NRVery low
Intervention NR
Albumin plus noradrenaline (1 RCT; 48 participants) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
HR 1.09 [0.36, 3.31]NRVery low
Intervention NR
Albumin plus noradrenaline (10 RCTs; 518 participants) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
HR 0.85 [0.58, 1.28]NRVery low
Intervention NR
Albumin (4 RCTs; 406 participants) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
HR 0.28 [0.14, 0.53]NRVery low
Intervention NR
Albumin plus noradrenaline (9 RCTs; 486 participants) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
HR 1.33 [0.87, 2]NRVery low
Intervention NR
Albumin (6 RCTs; 480 participants) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
HR 1.06 [0.69, 1.8]NRVery low
Intervention NR
Albumin plus midodrine plus octreotide (1 RCT; 48 participants) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
HR 1.42 [0.52, 3.79]NRVery low
Intervention NR
Albumin plus midodrine plus octreotide plus pentoxifylline (No RCTs) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
HR 0.5 [0.06, 4.07]NRVery low
Intervention NR
Albumin plus octreotide (1 RCT; 40 participants) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
HR 1.46 [0.35, 6.49]NRVery low
Intervention NR
Albumin plus noradrenaline (1 RCT; 120 participants) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
OR 0.82 [0.21, 2.98]NRVery low
Intervention NR
Albumin (2 RCTs; 308 participants) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
OR 0.8 [0.5, 1.26]NRVery low
Intervention NR
Albumin (1 RCT; 46 participants) · people with hepatorenal syndrome with decompensated liver cirrhosis
Treatment for hepatorenal syndrome in people with decompensated liver cirrhosis: a network meta‐analysis (2019) · Cochrane
Rate ratio 0.91 [0.51, 1.65]NRVery low
Radix Sophorae flavescentis vs other drugs or herbs
All‐cause mortality · chronic hepatitis B
Radix Sophorae flavescentis versus other drugs or herbs for chronic hepatitis B (2019) · Cochrane
no estimate extractedNRNo studies
Radix Sophorae flavescentis vs other drugs or herbs
Proportion of participants with ≥ 1 serious adverse events · chronic hepatitis B
Radix Sophorae flavescentis versus other drugs or herbs for chronic hepatitis B (2019) · Cochrane
no estimate extractedNRNo studies
Radix Sophorae flavescentis vs other drugs or herbs
Health‐related quality of life · chronic hepatitis B
Radix Sophorae flavescentis versus other drugs or herbs for chronic hepatitis B (2019) · Cochrane
no estimate extractedNRNo studies
Radix Sophorae flavescentis vs other drugs or herbs
Hepatitis B‐related mortality · chronic hepatitis B
Radix Sophorae flavescentis versus other drugs or herbs for chronic hepatitis B (2019) · Cochrane
no estimate extractedNRNo studies