What do systematic reviews say?

All‐cause long‐term mortality · adults with cardiogenic shock

All‐cause long‐term mortality · adults with cardiogenic shock

All‐cause mortality at 1 year · people with hepatocellular carcinoma

All‐cause mortality at 1 year · people with hepatocellular carcinoma

All‐cause mortality at 1 year · people with advanced biliary tract carcinomas

All‐cause mortality at 1 year · people with advanced biliary tract carcinomas

Secondary ‐ All‐cause mortality · Patients with acute uncomplicated diverticulitis

All‐cause and specific mortality · ethnic minority groups with type 2 diabetes mellitus

All‐cause mortality ‐ not reported · adults undergoing intra‐ and transperitoneal laparoscopic procedures

All‐cause mortality ‐ not reported · farmworkers

All‐cause mortality ‐ not reported · ambulatory patients with multiple myeloma receiving immunomodulatory agents

All‐cause mortality ‐ not reported · adults with acute lymphoblastic leukaemia treated with asparaginase‐based chemotherapy

All‐cause mortality ‐ not reported · patients with oesophageal cancer

All‐cause mortality ‐ not reported · people with haematological disorders undergoing intensive chemotherapy or stem cell transplantation

Late all‐cause mortality ( > 3 months · adults with acute respiratory distress syndrome

Late all‐cause mortality ( > 3 months · adults with acute respiratory distress syndrome

Late all‐cause mortality ( > 3 months · adults with acute respiratory distress syndrome

All‐cause short‐term mortality: 1 month · adults with cardiogenic shock or low cardiac output syndrome

All‐cause mortality/survival (> 30 days) · People undergoing elective abdominal aortic aneurysm repair

All‐cause mortality D60 or more · people with mild/moderate/severe/critical COVID‐19