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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)

1,518 questions in 135 reviews · Infectious Diseases

current versions
No studies 135 · 8.9%Ungraded 150 · 9.9%Very low 350 · 23.1%Low 420 · 27.7%Moderate 321 · 21.1%High 142 · 9.4%

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
Intervention NR
Severe adverse events: raised alkaline phosphatase · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
RR 0.65 [0.17, 2.5]1 study · 1007 participantsLow
Intervention NR
Severe adverse events: raised amylase · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
RR 1.4 [0.72, 2.73]2 studies · 1071 participantsLow
Intervention NR
Severe adverse events: raised triglycerides · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
RR 1.1 [0.39, 3.13]2 studies · 1071 participantsLow
Intervention NR
Severe adverse events: neutropenia · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
RR 0.48 [0.28, 0.82]3 studies · 1799 participantsHigh
Intervention NR
Severe adverse events: rash · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
RR 0.58 [0.34, 1]7 studies · 2277 participantsModerate
Intervention NR
Severe adverse events: serum glutamic oxaloacetic transaminase (SGOT) · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
no estimate extracted1 study · 135 participantsModerate
Intervention NR
Severe adverse events: serum glutamic‐ pyruvic transaminase (SGPT) · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
no estimate extracted1 study · 135 participantsModerate
Intervention NR
Raised cholesterol · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
RR 6.03 [0.75, 48.78]1 study · 64 participantsModerate
Intervention NR
Mortality · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
RR 0.84 [0.59, 1.19]8 studies · 2317 participantsModerate
Intervention NR
Progression to AIDS · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
RR 1.23 [0.72, 2.11]5 studies · 2005 participantsModerate
Intervention NR
All severe adverse events · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
RR 0.91 [0.71, 1.18]8 studies · 2329 participantsVery low
Intervention NR
Discontinuation rate · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
RR 0.93 [0.69, 1.25]9 studies · 2384 participantsModerate
Intervention NR
Change in CD4 count · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
no estimate extracted9 studies · 1829 participantsModerate
Intervention NR
Treatment failure · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
RR 0.97 [0.76, 1.24]5 studies · 737 participantsLow
Intervention NR
Severe adverse events: central nervous system · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
RR 4.46 [1.65, 12.03]6 studies · 2049 participantsModerate
Intervention NR
Severe adverse events: gastrointestinal · antiretroviral‐naïve individuals
Efavirenz or nevirapine in three‐drug combination therapy with two nucleoside or nucleotide‐reverse… (2016) · Cochrane
RR 0.76 [0.48, 1.21]6 studies · 2049 participantsLow
Intervention NR
Duration of diarrhoea · children with acute diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
no estimate extracted9 studies · 2581 participantsLow
Intervention NR
Adverse events (vomiting) · children aged less than 6 months with acute diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
RR 1.54 [1.05, 2.24]2 studies · 1334 participantsModerate
Intervention NR
Duration of diarrhoea · children with persistent diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
no estimate extracted5 studies · 529 participantsModerate
Intervention NR
Diarrhoea on day 7 · children with persistent diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
RR 0.52 [0.27, 1.02]2 studies · 221 participantsLow
Intervention NR
Hospitalization · children with persistent diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
no estimate extracted1 study · 275 participantsVery low
Intervention NR
Death · children with persistent diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
no estimate extracted3 studies · 402 participantsVery low
Intervention NR
Adverse events (vomiting) · children with persistent diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
RR 1.97 [0.37, 10.59]4 studies · 505 participantsVery low
Intervention NR
Diarrhoea on day 7 · children with acute diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
RR 0.73 [0.61, 0.88]6 studies · 3865 participantsModerate
Intervention NR
Number of children hospitalized (community trials only) · children with acute diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
no estimate extracted1 study · 276 participantsVery low
Intervention NR
Death · children with acute diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
RR 0.29 [0.04, 2.2]4 studies · 1134 participantsVery low
Intervention NR
Adverse events (vomiting) · children with acute diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
RR 1.57 [1.32, 1.86]6 studies · 2605 participantsModerate
Intervention NR
Duration of diarrhoea · children aged less than 6 months with acute diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
MD 5.232 studies · 1334 participantsLow
Intervention NR
Diarrhoea on day 7 · children aged less than 6 months with acute diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
RR 1.24 [0.99, 1.54]1 study · 1074 participantsLow
Intervention NR
Number of children hospitalized (community trials only) · children aged less than 6 months with acute diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
no estimate extracted1 study · 1074 participantsVery low
Intervention NR
Death · children aged less than 6 months with acute diarrhoea
Oral zinc for treating diarrhoea in children (2016) · Cochrane
RR 1 [0.06, 15.89]2 studies · 1334 participantsVery low
Intervention NR
Death (at 6 months) · adults and children with active tuberculosis
Nutritional supplements for people being treated for active tuberculosis (2016) · Cochrane
RR 0.34 [0.1, 1.2]4 studies · 567 participantsVery low
Intervention NR
Remaining sputum positive (at 4 weeks) · adults and children with active tuberculosis
Nutritional supplements for people being treated for active tuberculosis (2016) · Cochrane
RR 0.92 [0.63, 1.35]2 studies · 1020 participantsVery low
Intervention NR
Weight gain · adults and children with active tuberculosis
Nutritional supplements for people being treated for active tuberculosis (2016) · Cochrane
no estimate extracted5 studies · 2940 participantsLow
Intervention NR
Quality of life · adults and children with active tuberculosis
Nutritional supplements for people being treated for active tuberculosis (2016) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Intervention NR
Cured (at 6 months) · adults and children with active tuberculosis
Nutritional supplements for people being treated for active tuberculosis (2016) · Cochrane
RR 0.91 [0.59, 1.41]1 study · 102 participantsVery low
Intervention NR
Treatment completion (at 6 months) · adults and children with active tuberculosis
Nutritional supplements for people being treated for active tuberculosis (2016) · Cochrane
no estimate extracted2 studies · 365 participantsVery low
Intervention NR
Sputum negative (at 8 weeks) · adults and children with active tuberculosis
Nutritional supplements for people being treated for active tuberculosis (2016) · Cochrane
RR 1.08 [0.86, 1.37]3 studies · 222 participantsVery low
Intervention NR
Mean weight gain (At 8 weeks) · adults and children with active tuberculosis
Nutritional supplements for people being treated for active tuberculosis (2016) · Cochrane
no estimate extracted5 studies · 883 participantsModerate
Intervention NR
Quality of life (At 8 weeks) · adults and children with active tuberculosis
Nutritional supplements for people being treated for active tuberculosis (2016) · Cochrane
no estimate extracted2 studies · 134 participantsLow
Intervention NR
Death · adults and children with active tuberculosis
Nutritional supplements for people being treated for active tuberculosis (2016) · Cochrane
RR 0.86 [0.46, 1.6]4 studies · 1219 participantsLow
Intervention NR
Cure rate · adults and children with active tuberculosis
Nutritional supplements for people being treated for active tuberculosis (2016) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Intervention NR
Treatment completion · adults and children with active tuberculosis
Nutritional supplements for people being treated for active tuberculosis (2016) · Cochrane
RR 0.99 [0.95, 1.04]1 study · 302 participantsVery low
Educational interventions vs no intervention
HIV prevalence · adolescents
School‐based interventions for preventing HIV, sexually transmitted infections, and pregnancy in adolescents (2016) · Cochrane
RR 1.03 [0.8, 1.32]3 studies · 14163 participantsLow
Combined incentive‐based and educational interventions vs no intervention
HSV2 prevalence · adolescents
School‐based interventions for preventing HIV, sexually transmitted infections, and pregnancy in adolescents (2016) · Cochrane
RR 0.82 [0.68, 0.99]1 study · 5899 participantsLow
Combined incentive‐based and educational interventions vs no intervention
Syphillis prevalence · adolescents
School‐based interventions for preventing HIV, sexually transmitted infections, and pregnancy in adolescents (2016) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Combined incentive‐based and educational interventions vs no intervention
Pregnant at end of trial · adolescents
School‐based interventions for preventing HIV, sexually transmitted infections, and pregnancy in adolescents (2016) · Cochrane
RR 0.9 [0.67, 1.19]1 study · 2782 participantsLow
Educational interventions vs no intervention
HSV2 prevalence · adolescents
School‐based interventions for preventing HIV, sexually transmitted infections, and pregnancy in adolescents (2016) · Cochrane
RR 1.04 [0.94, 1.15]3 studies · 17445 participantsModerate
Educational interventions vs no intervention
Syphillis prevalence · adolescents
School‐based interventions for preventing HIV, sexually transmitted infections, and pregnancy in adolescents (2016) · Cochrane
RR 0.81 [0.47, 1.39]1 study · 6977 participantsLow
Educational interventions vs no intervention
Pregnant at end of trial · adolescents
School‐based interventions for preventing HIV, sexually transmitted infections, and pregnancy in adolescents (2016) · Cochrane
RR 0.99 [0.85, 1.16]3 studies · 8280 participantsModerate