Index

Vitrectomy for idiopathic macular hole
Vitrectomy with internal limiting membrane (ILM) peeling versus vitrectomy with no peeling for idiopathic full-thickness macular hole (FTMH)
Vitrification in comparison to slow freezing for egg cryopreservation in women undergoing assisted reproduction
Vivli to use Cochrane vocabulary to power Vivli’s search
Vocabulary interventions for second language learners up to six years of age
Vocational Rehabilitation (VR) programs are used to support persons with multiple sclerosis ( MS) on their entering or returning to work
Vocational rehabilitation for acquired brain injury in adults
Vocational rehabilitation for helping workers return to work after injuring their fingers, hand, or arm
Vocational rehabilitation for people with severe mental illness
Volatile pyrethroid spatial repellents for malaria prevention
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Vortioxetine for the treatment of depression in adults
Vox reports on the 'worm wars'
Ward reduction without general anaesthesia versus reduction and repair under general anaesthesia for gastroschisis in newborn infants
Warfarin initiation nomograms of 5 mg and 10 mg for venous thromboembolism
Warfarin is the most efficacious agent for prevention of stroke in patients with atrial fibrillation
Warm versus cold blood, and any blood versus crystalloid, cardioplegia in adults undergoing coronary artery bypass grafting surgery with cardiopulmonary bypass
Warmed fluids for preventing hypothermia during operations
Watch Co-Chair Tracey Howe present at launch of the UN Decade of Healthy Ageing Platform
Watch Cochrane Library Editor in Chief's presentation "Leadership, systematic reviews, and COVID: an international perspective"
Watch panel session with Cochrane and WHO: "COVID-19: evidence challenges and lessons learned"
Watch the video of our World Health Assembly side-event on using evidence to address health challenges
Watch the video: Cochrane Sweden host webinar on clinical trial transparency
Watchful waiting versus surgical operation for asymptomatic hernia
Water fluoridation to prevent tooth decay
Water infusion versus air insufflation for colonoscopy
Water precautions for prevention of infection in children with ventilation tubes (grommets)
Water, sanitation and hygiene (WASH) interventions: effects on child development in low- and middle-income countries
Water-based exercise training for people with chronic obstructive pulmonary disease
Water-based exercises for improving activities of daily living after stroke
Water-based therapy for chronic venous insufficiency
Ways of communicating to a woman that she has breast cancer
Ways of helping children with cancer to take part in decisions about their health care
Ways of improving communication with children and adolescents about their cancer
Ways of improving older patients' involvement in their primary care
Ways to encourage workers to wear protective equipment to stop them breathing in harmful substances
Ways to help people follow prescribed medicines
Ways to help people stop using smokeless tobacco (including chewing tobacco, snuff and snus)
Ways to help pregnant women avoid preterm birth
Ways to help turn a breech baby to head first presentation at the end of pregnancy
Ways to improve use of hormonal birth control
Ways to increase use of non-hormonal long-acting birth control
Ways to reduce risky sexual behaviour in homeless youth to prevent HIV
Ways to support older people deciding whether to enter long-term residential care
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We found no evidence of any beneficial effect of amino acid therapy (branched-chain amino acids or L-threonine) on amyotrophic lateral sclerosis / motor neuron disease
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Weaning from mechanical ventilation using pressure support or a T-tube for a spontaneous breathing trial
Wearable cardiac monitoring using smart-devices for the detection of atrial fibrillation in adults
Wearing a helmet dramatically reduces the risk of head and facial injuries for bicyclists involved in a crash, even if it involves a motor vehicle
Wearing Cochrane evidence: a personal story of impact
Wearing stockings to provide compression for the treatment of varicose veins
Website for the 2015 Colloquium is now live!
Website for the 2018 Cochrane Colloquium is now live
Weight loss for overweight patients with knee or hip osteoarthritis
Weight loss intervention through lifestyle modification or pharmacotherapy for obstructive sleep apnoea in adults
Weight loss intervention through lifestyle modification or pharmacotherapy for obstructive sleep apnoea in adults
Weight loss interventions for people with chronic kidney disease who are overweight or obese
Weight loss programmes for overweight and obese breast cancer survivors: what are their benefits and harms, and do they help survivors to live longer?
Weight reduction for non-alcoholic fatty liver disease
Weight reduction for primary prevention of stroke in adults with overweight or obesity
Weight-loss interventions in endometrial cancer survivors
Welcome
Welcome Cochrane Iran - the gold standard in high quality, trusted health information
Welcome to the 2017 Global Evidence Summit
Wendan decoction for schizophrenia
What are clients' experiences and perceptions of receiving health information via their mobile phones?
What are consumers and health providers' views and experiences of working in formal partnerships to plan, deliver and evaluate health services?
What are consumers and health providers' views and experiences of working in formal partnerships to plan, deliver and evaluate health services?
What are consumers and health providers' views and experiences of working in formal partnerships to plan, deliver and evaluate health services?
What are diagnostic test accuracy reviews?
What are healthcare stakeholders’ perceptions and experiences of factors affecting the implementation of critical care telemedicine?
What are parents' and informal caregivers' views and experiences of communication about routine early childhood vaccination?
What are systematic reviews?
What are the benefits and harms of antibiotics for acute bacterial conjunctivitis?
What are the benefits and harms of brexpiprazole, a new antipsychotic medication, for the treatment of depression when compared to dummy tablets or antidepressants?
What are the benefits and harms of different treatments for jellyfish stings?
What are the benefits and harms of different treatments for jellyfish stings?
What are the benefits and harms of diuretics given as a first treatment compared to other drug classes for hypertension (high blood pressure)?
What are the benefits and harms of medicines that increase blood flow to the extremities (phosphodiesterase 5 inhibitors (PDE5i)) compared to placebo for the treatment of Raynaud's phenomenon?
What are the benefits and harms of one magnesium sulphate regimen versus another for women with pre-eclampsia and eclampsia?
What are the benefits and harms of physical activity for people with irritable bowel syndrome
What are the benefits and harms of silicon hydrogel versus hydrogel soft contact lenses for eye discomfort?
What are the benefits and harms of topical corticosteroids for treating dry eye?
What are the benefits and harms of using technology to monitor people with asthma from home?
What are the benefits and risks of a single injection of ibuprofen (an anti-inflammation medicine) for relieving short-term pain after surgery in adults? 
What are the benefits and risks of a single injection of ketorolac (an anti-inflammation medicine) for relieving short-term pain after surgery in adults?
What are the benefits and risks of anti-cytokine medicines for ANCA-associated vasculitis?
What are the benefits and risks of atovaquone-proguanil for treating uncomplicated malaria caused by the Plasmodium falciparum parasite?
What are the benefits and risks of beds, mattresses and overlays for preventing and treating pressure ulcers?
What are the benefits and risks of belimumab for treating systemic lupus erythematosus (an autoimmune disease that affects the whole body)?
What are the benefits and risks of bowel reconstruction routes after partial surgical removal of the pancreas and duodenum (first part of the small intestine)?
What are the benefits and risks of cognitive rehabilitation for people with mild-to-moderate dementia?
What are the benefits and risks of corticosteroids for preventing inflammation in children who undergo heart surgery involving a heart-lung machine?
What are the benefits and risks of corticosteroids given directly to the ear in Ménière's disease?
What are the benefits and risks of covered stents compared with conventional bare stents for transjugular intrahepatic portosystemic shunt in people with liver cirrhosis?
What are the benefits and risks of different corticosteroid treatments delivered intravenously for the prevention of bronchopulmonary dysplasia in infants born prematurely?
What are the benefits and risks of different lifestyle and dietary changes for Ménière's disease?
What are the benefits and risks of different materials used for retrograde filling in people who need this treatment in order to save a tooth?
What are the benefits and risks of different medications for Ménière's disease?
What are the benefits and risks of different medications used to treat persistent postural-perceptual dizziness (PPPD)?
What are the benefits and risks of different surgical approaches for primary congenital glaucoma (an eye condition that affects children under five years old)?
What are the benefits and risks of different surgical procedures for infantile nystagmus syndrome (an eye disorder that develops shortly after birth)?
What are the benefits and risks of different treatments for alopecia areata (hair loss)?
What are the benefits and risks of different treatments for American (muco)cutaneous leishmaniasis (a parasitic disease of the skin and mucous membranes)?
What are the benefits and risks of different treatments for bacterial folliculitis and boils (inflammation of the skin around hairs)?
What are the benefits and risks of different treatments for elbow fractures in children?
What are the benefits and risks of different treatments for intermittent exotropia (an eye co-ordination problem that starts in childhood)?
What are the benefits and risks of different treatments for skin disease in people with systemic lupus erythematosus (an autoimmune disease that affects the whole body)
What are the benefits and risks of different types of beds, mattresses and mattress toppers for treating pressure ulcers?
What are the benefits and risks of different types of surgery for Ménière's disease?
What are the benefits and risks of electrical spinal cord and dorsal root ganglion stimulation for the treatment of chronic pain in adults?
What are the benefits and risks of endovenous ablation (using heat or medication to permanently close veins) for treating venous leg ulcers
What are the benefits and risks of erythromycin given before endoscopy for people with intestinal bleeding?
What are the benefits and risks of exercise for adults with cancer who experience loss of appetite and weight loss?
What are the benefits and risks of exercise for people with systemic lupus erythematosus?
What are the benefits and risks of eye drops that widen the pupil as an additional treatment for inflammation after a blow to the eye?
What are the benefits and risks of face-down positioning to improve outcomes following surgery for macular holes?
What are the benefits and risks of gentamicin given directly to the ear in Ménière's disease?
What are the benefits and risks of giving corticosteroids to pregnant women at risk of premature birth?
What are the benefits and risks of giving lactoferrin to full-term babies who had digestive tract surgery?
What are the benefits and risks of health literacy interventions for migrants?
What are the benefits and risks of healthcare workers using antimicrobial mouthwashes or nasal sprays to protect themselves when they treat people with COVID-19?
What are the benefits and risks of hypertonic saline solution via nebuliser for treating infants with acute bronchiolitis, compared to normal saline solution?
What are the benefits and risks of laser peripheral iridoplasty (a surgical procedure) for chronic primary angle closure (an eye condition)?
What are the benefits and risks of lens extraction in treating chronic primary angle-closure glaucoma?
What are the benefits and risks of light therapy for treating atopic eczema (also known as eczema or atopic dermatitis)?
What are the benefits and risks of low level light therapy (photobiomodulation) for treating dry age-related macular degeneration (a degenerative eye condition)?
What are the benefits and risks of magnetic seizure therapy for people with schizophrenia?
What are the benefits and risks of medication for people with borderline personality disorder?
What are the benefits and risks of medication reviews for hospitalised adults?
What are the benefits and risks of medication reviews for hospitalised adults?
What are the benefits and risks of medication reviews for hospitalised adults?
What are the benefits and risks of methylxanthines (mild stimulant medicines) for premature babies whose breathing pauses during sleep (apnea)?
What are the benefits and risks of methylxanthines (mild stimulant medicines) for premature babies whose breathing pauses during sleep (apnea)?
What are the benefits and risks of minimally invasive (Trabectome) surgery for treating glaucoma (a common eye condition)?
What are the benefits and risks of negative pressure wound therapy for managing the open abdomen in people who are not trauma patients?
What are the benefits and risks of neoadjuvant treatment (drug treatment prior to surgery to remove a tumour) for melanoma, a type of skin cancer?
What are the benefits and risks of ocrelizumab for multiple sclerosis?
What are the benefits and risks of oral homeopathic medicines in preventing and treating acute respiratory tract infections in children? 
What are the benefits and risks of paracetamol (acetaminophen) for patent ductus arteriosus (PDA, a blood vessel necessary for fetal survival) in preterm and low birth weight infants?
What are the benefits and risks of people with COVID-19 using antimicrobial mouthwashes or nasal sprays to improve their health and protect healthcare workers who treat them?
What are the benefits and risks of percutaneous blood clot removal (thrombectomy) and dissolution of blood clot accelerated by ultrasound waves (ultrasound-accelerated thrombolysis) for treating acute limb ischaemia?
What are the benefits and risks of pharmacological interventions for itch in adult palliative care patients?
What are the benefits and risks of phenobarbital for preventing bleeding to the brain in babies born too early?
What are the benefits and risks of positive pressure therapy for Ménière's disease?
What are the benefits and risks of psychological therapies for adults and young people over 12 years old with painful temporomandibular disorders (TMDs)?
What are the benefits and risks of psychological therapies for adults with persistent and distressing pain that is neither cancer-related nor a headache?
What are the benefits and risks of reconstructive surgery for treating pressure ulcers?
What are the benefits and risks of rituximab (a medicine that reduces inflammation) for the treatment of thyroid-associated ophthalmopathy (a disease affecting the tissues surrounding the eyes)
What are the benefits and risks of silicone gel sheeting for treating keloid scars?
What are the benefits and risks of statins for women with polycystic ovary syndrome who are not trying to get pregnant?
What are the benefits and risks of steroid injections for treating diabetic macular edema, a complication of diabetes?
What are the benefits and risks of stimulating medicines for breath-holding episodes in premature babies?
What are the benefits and risks of surgery for epiretinal membrane (a disease of the eye)?
What are the benefits and risks of tocilizumab (a medicine that reduces inflammation) for treating giant cell arteritis (a disease of the blood vessels)?
What are the benefits and risks of topical medications for treating epidemic keratoconjunctivitis?
What are the benefits and risks of tranexamic acid for percutaneous nephrolithotomy for the treatment of kidney stones?
What are the benefits and risks of treating broken heel bones with or without an operation?
What are the benefits and risks of treating paraquat poisoning with a combination of steroids and cyclophosphamide (an anti-cancer medicine)?
What are the benefits and risks of treatments other than medication for persistent postural-perceptual dizziness (PPPD)?
What are the benefits and risks of using a tourniquet in knee replacement surgery?
What are the benefits and risks of using antibiotics as well as cleaning by a dental care professional to treat gum disease?
What are the benefits and risks of using corticosteroid medicines in the treatment of fatigue related to advanced cancer?
What are the benefits and risks of using lasers to treat tooth hypersensitivity (short, sharp tooth pain)?
What are the benefits and risks of using tests for lung maturation to assess if preterm newborns need to receive surfactant therapy to improve lung function?
What are the benefits and risks of using topical insect repellents to prevent malaria?
What are the benefits and risks of using virtual reality in a healthcare setting to distract children from pain?
What are the benefits and risks of vaccines for preventing COVID-19?
What are the benefits and risks of wave-front excimer laser refractive surgery for common eye disorders?
What are the benefits and unwanted effects of topical anesthetics for corneal abrasions?
What are the benefits of NSAIDs for treating fluid accumulation in the central retina (macula) after cataract surgery?
What are the benefits of supervised programmes of exercise and education (known as pulmonary rehabilitation) compared with usual care for adults with asthma?
What are the best materials to use for the first arch wire in a fixed brace?
What are the best strategies for removing drainage tubes (urinary catheters) from the urinary bladder after 14 days or less?
What are the best ways for recovering movement in the hand after surgery to repair flexor tendons (tendons in the hand that enable fingers to bend)?
What are the best ways of treating adults with a fractured (broken) shoulder?
What are the best ways to help people with depression go back to work?
What are the effects of educational interventions delivered to children and/or their families, who have experienced an emergency department visit with their asthma within the previous 12 months?
What are the effects of intensive control of blood sugar before, during and after surgery in people with diabetes?
What are the effects of intensive control of blood sugar before, during and after surgery in people with diabetes?
What are the effects of non-Chinese herbal medicines for people with functional dyspepsia?
What are the effects of oral adsorbents in delaying progression or preventing chronic kidney disease?
What are the effects of physical therapy interventions before, during, and after childhood cancer treatment?
What are the effects of policies that regulate how drugs can be marketed?
What are the harms and benefits of using pegylated liposomal doxorubicin in women with recurrent epithelial ovarian cancer, alone or in combination with other drugs?
What are the main benefits and risks of drugs for reducing blood pressure in the treatment of people with thickening of the heart muscle caused by high blood pressure?
What are the most accurate rapid point-of-care tests for the detection of Chlamydia?
What are the most accurate tests for finding cancer of the mouth (oral cancer) and conditions that may lead to oral cancer?
What are the most accurate tests for screening for cancer of the mouth (oral cancer) and conditions that may lead to oral cancer?
What are the most effective interventions during pregnancy for preventing stillbirth?
What are the most effective interventions during pregnancy for preventing stillbirth?
What are the most effective therapies for people with membranoproliferative glomerulonephritis?
What are the most effective ways to encourage people with chronic obstructive pulmonary disease (COPD) to be more physically active?
What are the risks and benefits of different positions for spinal taps in infants?
What can individuals do to avoid the effects of air pollution?
What can individuals do, especially those with long-term breathing problems, to avoid the effects of air pollution?
What do we know about the impact of hospital nurse staffing on patients, staff and the costs of care?
What effects do washing and moisturising practices have on the skin health of older people in hospital and residential care settings?
What evidence is there that care bundles improve outcomes for patients with COVID-19 in the intensive care setting?
What factors influence a person's decision whether or not to take part in a randomised trial?
What factors influence a person's willingness to take part in a vaccine trial during an epidemic or pandemic?
What factors influence implementation of doctor-nurse substitution strategies in primary care?
What factors influence parents’ and carers’ decisions on routine vaccinations for their children?
What factors influence parents’ views and practices around routine childhood vaccines?
What factors influence the delivery of care by skilled birth attendants in low- and middle-income countries?
What happens if haloperidol treatment is discontinued for people with schizophrenia
What health evidence can we trust when we need it most?
What improves trial recruitment?
What interventions improve adherence to treatment in patients with high blood pressure in ambulatory settings
What interventions improve the accuracy and continuity of medication lists as patients move between healthcare providers and settings?
What interventions improve the control of high blood pressure
What interventions promote physical activity in people living with neuromuscular disease?
What is an infodemic and how can we prevent it?: a Lifeology and Cochrane collaboration
What is an infodemic and how can we prevent it?: a Lifeology and Cochrane collaboration (OLD)
What is Cochrane?
What is the accuracy of different combinations of ultrasound imaging and blood tests to diagnose ovarian cancer in women before and after the menopause?
What is the accuracy of different combinations of ultrasound imaging and blood tests to diagnose ovarian cancer in women before and after the menopause?
What is the best blood glucose target for pregnant women who have type 1 or type 2 diabetes before becoming pregnant?
What is the best insulin type and regimen for pregnant women with pre-existing diabetes?
What is the best medication for a fungal infection of the toenail?
What is the best method for maintaining the correct position of teeth after orthodontic treatment?
What is the best nursing handover style to ensure continuity of information for hospital patients?
What is the best regimen of proton pump inhibitors for bleeding peptic ulcers?
What is the best sedative technique for patients undergoing endoscopic cholangiopancreatography (ERCP)?
What is the best timing technique for intrauterine insemination in subfertile couples
What is the best treatment for a type of jaw bone cyst called a 'keratocystic odontogenic tumour'?
What is the best treatment for children with crowded teeth?
What is the best treatment for itch in people with chronic kidney disease?
What is the best treatment to manage peritonitis in people on peritoneal dialysis?
What is the best way to close abdominal incisions following surgery?
What is the best way to ensure people with epilepsy take their medication as prescribed?
What is the best way to help people with chronic obstructive pulmonary disease stop smoking?
What is the best way to place medicines directly into the eye to widen the pupil during cataract surgery?
What is the best way to support resilience and mental well-being in frontline healthcare professionals during and after a pandemic?
What is the best way to use nicotine replacement therapy to quit smoking?
What is the best way to use nicotine replacement therapy to quit smoking?
What is the best way to use nicotine replacement therapy to quit smoking?
What is the best way to use topical corticosteroids to treat people with eczema?
What is the best way to use topical corticosteroids to treat people with eczema?
What is the diagnostic accuracy of antibody tests for the detection of infection with the COVID-19 virus?
What is the diagnostic accuracy of computer-assisted diagnosis techniques for the detection of skin cancer in adults?
What is the diagnostic accuracy of laparoscopic staging following a CT scan for assessing whether pancreatic and periampullary cancer is resectable?
What is the diagnostic accuracy of optical coherence tomography (OCT), an imaging test, for the detection of skin cancer in adults?
What is the diagnostic accuracy of reflectance confocal microscopy for the detection of basal or squamous cell carcinoma of the skin in adults?
What is the diagnostic accuracy of teledermatology for the diagnosis of skin cancer in adults?
What is the diagnostic accuracy of the imaging test reflectance confocal microscopy (RCM) for the detection of melanoma in adults?
What is the difference between a Cochrane systematic review of interventions and a Cochrane diagnostic test accuracy review?

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