| 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 |
| Volunteer for Cochrane |
| 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 |
| We are now accepting applications for 2019 Cochrane Colloquium stipends |
| We are now accepting applications for Cochrane stipends for #CochraneLondon |
| We are now accepting proposals for Spanish workshops |
| 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 |
| We need your help! Join TaskExchange to help with COVID-19 tasks |
| 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? |
