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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. Every word you type has to appear somewhere in the question, and the closest matches are ranked first.
75,239 questions in 5,342 reviews
current versionsNo studies 15,213 · 20.2%Ungraded 10,323 · 13.7%Very low 17,528 · 23.3%Low 17,951 · 23.9%Moderate 11,190 · 14.9%High 3,034 · 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.
| Question | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Intervention NR Five year disease specific survival ‐ Colorectal cancer · Patients with outcomes after colorectal cancer surgery Workload and surgeon´s specialty for outcome after colorectal cancer surgery (2012) · Cochrane | HR 0.74 [0.62, 0.88] | 1 study · 2186 participants | Low |
Intervention NR Inpatient and 30 day mortality ‐ Colorectal cancer · Patients with outcomes after colorectal cancer surgery Workload and surgeon´s specialty for outcome after colorectal cancer surgery (2012) · Cochrane | OR 0.74 [0.6, 0.91] | 2 studies · 11973 participants | Low |
Intervention NR Five year local recurrence rate ‐ Colorectal cancer · Patients with outcomes after colorectal cancer surgery Workload and surgeon´s specialty for outcome after colorectal cancer surgery (2012) · Cochrane | HR 0.56 [0.44, 0.71] | 1 study · 2587 participants | Low |
Intervention NR Anastomotic leak rate ‐ Colorectal cancer · Patients with outcomes after colorectal cancer surgery Workload and surgeon´s specialty for outcome after colorectal cancer surgery (2012) · Cochrane | OR 0.71 [0.31, 1.63] | 2 studies · 8563 participants | Very low |
Intervention NR Permanent stoma rate ‐ Rectal cancer · Patients with outcomes after colorectal cancer surgery Workload and surgeon´s specialty for outcome after colorectal cancer surgery (2012) · Cochrane | OR 0.7 [0.53, 0.94] | 1 study · 2026 participants | Low |
Intervention NR Overall five year survival ‐ Rectal cancer · Patients with outcomes after colorectal cancer surgery Workload and surgeon´s specialty for outcome after colorectal cancer surgery (2012) · Cochrane | HR 0.85 [0.77, 0.95] | 3 studies · 4028 participants | Low |
Intervention NR Inpatient and 30 day mortality ‐ Colorectal cancer · Patients with outcomes after colorectal cancer surgery Workload and surgeon´s specialty for outcome after colorectal cancer surgery (2012) · Cochrane | OR 0.98 [0.79, 1.2] | 3 studies · 77823 participants | Very low |
Intervention NR Inpatient and 30 day mortality ‐ Colon cancer · Patients with outcomes after colorectal cancer surgery Workload and surgeon´s specialty for outcome after colorectal cancer surgery (2012) · Cochrane | OR 0.89 [0.78, 1.01] | 7 studies · 263071 participants | Very low |
Intervention NR Inpatient and 30 day mortality ‐ Rectal cancer · Patients with outcomes after colorectal cancer surgery Workload and surgeon´s specialty for outcome after colorectal cancer surgery (2012) · Cochrane | OR 1.07 [0.76, 1.5] | 5 studies · 14941 participants | Very low |
Intervention NR Five year local recurrence rate ‐ Rectal cancer · Patients with outcomes after colorectal cancer surgery Workload and surgeon´s specialty for outcome after colorectal cancer surgery (2012) · Cochrane | HR 0.77 [0.51, 1.16] | 3 studies · 2986 participants | Very low |
Intervention NR Anastomotic leak rate ‐ Colon cancer · Patients with outcomes after colorectal cancer surgery Workload and surgeon´s specialty for outcome after colorectal cancer surgery (2012) · Cochrane | OR 1.44 [0.8, 2.59] | 1 study · 2808 participants | Low |
Intervention NR Anastomotic leak rate ‐ Rectal cancer · Patients with outcomes after colorectal cancer surgery Workload and surgeon´s specialty for outcome after colorectal cancer surgery (2012) · Cochrane | OR 0.72 [0.48, 1.09] | 2 studies · 2615 participants | Low |
Pre‐operative biliary drainage vs direct surgery Mortality · patients with obstructive jaundice. Pre‐operative biliary drainage for obstructive jaundice (2012) · Cochrane | RR 1.12 [0.73, 1.71] | 6 studies · 520 participants | Very low |
Pre‐operative biliary drainage vs direct surgery Morbidity ICH‐GCP classification · patients with obstructive jaundice. Pre‐operative biliary drainage for obstructive jaundice (2012) · Cochrane | Rate ratio 1.66 [1.28, 2.16] | 6 studies · 503 participants | Very low |
Intervention NR All‐cause mortality (ticlopidine vs placebo) · patients with type 2 diabetes mellitus Adenosine‐diphosphate (ADP) receptor antagonists for the prevention of cardiovascular disease in type 2… (2012) · Cochrane | RR 1.29 [0.71, 2.32] | 1 study · 335 participants | Moderate |
Intervention NR Vascular mortality (ticlopidine vs placebo) · patients with type 2 diabetes mellitus Adenosine‐diphosphate (ADP) receptor antagonists for the prevention of cardiovascular disease in type 2… (2012) · Cochrane | RR 0.94 [0.47, 1.88] | 1 study · 335 participants | Moderate |
Intervention NR Myocardial infarction (fatal and non‐fatal) (ticlopidine vs placebo) · patients with type 2 diabetes mellitus Adenosine‐diphosphate (ADP) receptor antagonists for the prevention of cardiovascular disease in type 2… (2012) · Cochrane | RR 0.78 [0.39, 1.57] | 1 study · 335 participants | Moderate |
Intervention NR Stroke (fatal and non‐fatal) (a. ticlopidine vs aspirin) (b. clopidogrel vs aspirin & dipyramidole) · patients with type 2 diabetes mellitus Adenosine‐diphosphate (ADP) receptor antagonists for the prevention of cardiovascular disease in type 2… (2012) · Cochrane | RR 0.56 [0.37, 0.94] | 1 study · 597 participants | Moderate |
Intervention NR Health‐related quality of life · patients with type 2 diabetes mellitus Adenosine‐diphosphate (ADP) receptor antagonists for the prevention of cardiovascular disease in type 2… (2012) · Cochrane | no estimate extracted | NR | No studies |
Intervention NR Adverse effects · patients with type 2 diabetes mellitus Adenosine‐diphosphate (ADP) receptor antagonists for the prevention of cardiovascular disease in type 2… (2012) · Cochrane | no estimate extracted | NR | No studies |
Intervention NR Costs · patients with type 2 diabetes mellitus Adenosine‐diphosphate (ADP) receptor antagonists for the prevention of cardiovascular disease in type 2… (2012) · Cochrane | no estimate extracted | NR | No studies |
Intervention NR Stillbirths · pregnant women giving birth Traditional birth attendant training for improving health behaviours and pregnancy outcomes (2012) · Cochrane | RR 0.99 [0.76, 1.28] | 2 studies · 27594 participants | Moderate |
Intervention NR Early neonatal death (0 to 6 days) · pregnant women giving birth Traditional birth attendant training for improving health behaviours and pregnancy outcomes (2012) · Cochrane | RR 0.83 [0.68, 1.01] | 3 studies · 37494 participants | Moderate |
Single layer gastrointestinal anastomosis vs Double layer gastrointestinal anastomosis Anastomotic leak Odds ratio · patients with Bowel resection Single layer versus double layer suture anastomosis of the gastrointestinal tract (2012) · Cochrane | OR 0.76 [0.44, 1.32] | 7 studies · 842 participants | Very low |
Single layer gastrointestinal anastomosis vs Double layer gastrointestinal anastomosis Anastomosis time Mean difference · patients with Bowel resection Single layer versus double layer suture anastomosis of the gastrointestinal tract (2012) · Cochrane | no estimate extracted | 2 studies · 218 participants | Low |
Single layer gastrointestinal anastomosis vs Double layer gastrointestinal anastomosis Length of hospital stay Mean difference · patients with Bowel resection Single layer versus double layer suture anastomosis of the gastrointestinal tract (2012) · Cochrane | no estimate extracted | 3 studies · 390 participants | Low |
Single layer gastrointestinal anastomosis vs Double layer gastrointestinal anastomosis Mortality Odds ratio · patients with Bowel resection Single layer versus double layer suture anastomosis of the gastrointestinal tract (2012) · Cochrane | OR 0.56 [0.19, 1.63] | 4 studies · 403 participants | Low |
Single layer gastrointestinal anastomosis vs Double layer gastrointestinal anastomosis Major complications Odds ratio · patients with Bowel resection Single layer versus double layer suture anastomosis of the gastrointestinal tract (2012) · Cochrane | OR 0.71 [0.44, 1.16] | 7 studies · 842 participants | Low |
Single layer gastrointestinal anastomosis vs Double layer gastrointestinal anastomosis Anastomotic leak in high quality trials Odds ratio · patients with Bowel resection Single layer versus double layer suture anastomosis of the gastrointestinal tract (2012) · Cochrane | OR 1.13 [0.42, 3.01] | 3 studies · 353 participants | Moderate |
Single layer gastrointestinal anastomosis vs Double layer gastrointestinal anastomosis Anastomotic leak in poor quality trials Odds ratio · patients with Bowel resection Single layer versus double layer suture anastomosis of the gastrointestinal tract (2012) · Cochrane | OR 0.63 [0.32, 1.24] | 4 studies · 489 participants | Very low |
Intervention NR Incident reporting rate · healthcare professionals Interventions to increase clinical incident reporting in health care (2012) · Cochrane | no estimate extracted | 4 studies · 4 participants | Very low |
Dialectical Behaviour Therapy (DBT) vs treatment BPD total severity ‐ DBT vs. TAUmean number of BPD criteria met · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | no estimate extracted | 1 study · 20 participants | Low |
Dialectical Behaviour Therapy (DBT) vs general management (GM) according to APA guidelines Inappropriate anger ‐ DBT vs. GMSTAXI3‐anger out · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | no estimate extracted | 1 study · 180 participants | Moderate |
Dialectical Behaviour Therapy (DBT) vs general management (GM) according to APA guidelines Parasuicidality ‐ DBT vs. GMmean no. of suicidal and self‐injurious episodes · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | no estimate extracted | 1 study · 180 participants | Moderate |
Dialectical Behaviour Therapy (DBT) vs general management (GM) according to APA guidelines Interpersonal problems ‐ DBT vs. GMIIP‐C4 total · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | no estimate extracted | 1 study · 180 participants | Moderate |
Dialectical Behaviour Therapy (DBT) vs community treatment by experts (CTBE) SuicidalitySBQ1 · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | no estimate extracted | 1 study · 89 participants | Low |
Dialectical Behaviour Therapy for BPD with post‐traumatic stress disorder (DBT‐PTSD) vs waiting list (WL) BPD total severityBSL1 · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | no estimate extracted | 1 study · 31 participants | Low |
Dialectical Behaviour Therapy for BPD with post‐traumatic stress disorder (DBT‐PTSD) vs waiting list (WL) DissociationDES3 · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | no estimate extracted | 1 study · 30 participants | Low |
Mentalisation‐Based Treatment‐partial hospitalisation (MBT‐PH) vs treatment Suicidalityno. of participants with suicide attempt (last 6 months) · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | RR 0.08 [0.01, 0.58] | 1 study · 38 participants | Low |
Mentalisation‐Based Treatment‐partial hospitalisation (MBT‐PH) vs treatment Parasuicidalityno. of participants with self‐mutilating behaviour (last 6 months) · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | RR 0.44 [0.24, 0.81] | 1 study · 38 participants | Low |
Mentalisation‐Based Treatment‐partial hospitalisation (MBT‐PH) vs treatment Interpersonal problemsIIP2 · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | no estimate extracted | 1 study · 38 participants | Low |
Mentalisation‐Based Treatment‐outpatient (MBT‐out) vs treatment Suicidalityno. of participants with life‐threatening suicide attempts (last 6 months) · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | RR 0.11 [0.03, 0.46] | 1 study · 134 participants | Moderate |
Dialectical Behaviour Therapy (DBT) vs treatment Inappropriate anger ‐ DBT vs. TAUSTAXI2 anger out, STAXI anger trait · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | no estimate extracted | 2 studies · 46 participants | Low |
Mentalisation‐Based Treatment‐outpatient (MBT‐out) vs treatment Parasuicidalityno. of participants with self‐harm incidents (last 6 months) · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | RR 0.56 [0.34, 0.92] | 1 study · 134 participants | Moderate |
Mentalisation‐Based Treatment‐outpatient (MBT‐out) vs treatment Interpersonal problemsIIP2 · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | no estimate extracted | 1 study · 134 participants | Moderate |
Transference‐Focused Psychotherapy (TFP) vs community treatment by experts (CTBE) BPD total severitymean number of BPD criteria met. Scale from: 0 to 9. · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | no estimate extracted | 1 study · 104 participants | Moderate |
Transference‐Focused Psychotherapy (TFP) vs community treatment by experts (CTBE) Suicidalityno. of participants with suicidal act (last 12 months) · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | RR 0.64 [0.27, 1.51] | 1 study · 104 participants | Moderate |
Transference‐Focused Psychotherapy (TFP) vs community treatment by experts (CTBE) Parasuicidalityno. of participants with self‐harming behaviour (last 12 months) · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | RR 1.09 [0.84, 1.4] | 1 study · 104 participants | Moderate |
Cognitive‐Behavioural Therapy (CBT) vs treatment Suicidality ‐ CBT vs. TAUno. of participants with suicidal act (last 12 months) · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | RR 0.78 [0.47, 1.27] | 1 study · 101 participants | Moderate |
Cognitive‐Behavioural Therapy (CBT) vs treatment Parasuicidality ‐ CBT vs. TAUno. of participants with self‐harming behaviour (last 12 months) · patients with borderline personality disorder Psychological therapies for people with borderline personality disorder (2012) · Cochrane | RR 1.17 [0.86, 1.6] | 1 study · 99 participants | Moderate |