It is unclear whether using a T-tube during bile duct surgery in adults having a liver transplant helps keep the bile duct open or increases complications caused by the drain itself. No study reported ...

Using a soft tube (transanal tube) placed through the anus (end of the bowel where stools come out) may reduce the need for further surgery due to bowel leakage. However, it is uncertain whether the ...

Compared to levonorgestrel (a common emergency contraception pill), mifepristone probably results in fewer pregnancies. It is also probably more effective at preventing pregnancy than the Yuzpe method ...

It is unclear if medicines used to prevent bone loss (bisphosphonates) lower the risk of breaking a hip, backbone (spine), or other bones in men. These medicines probably do not cause more unwanted ...

What is stroke? A stroke occurs when the blood supply to part of the brain is interrupted, leading to damage in specific areas of the brain. The impact of stroke can be life-chang ...

Compared with no structured exercise, exercise-based cardiac rehabilitation for people with coronary heart disease reduces heart attacks, likely reduces hospital admissions and may slightly reduce the ...

Iodine supplementation likely reduces the occurrence of insufficient production of thyroid hormones (hypothyroidism), and risk of infant death (mortality) in places with high infant mortality rates.

In preterm infants, physical activity programmes may provide a small benefit for bone development and body weight gain over the short term. Physical activity programmes may have little to no effect on ...

What is the aim of this review? The aim of this Cochrane Review was to find out if general health checks reduce illness and deaths. This is an update of a previous Cochrane Review. General health ...

Haemorrhoids are among the most common benign anorectal pathologies which usually manifest with the common symptoms and signs of bleeding, pain, pruritus, swelling and discharge. The prevalence can ...

Cranberries (as cranberry juice, tablets or capsules) have been used for many years to prevent urinary tract infections (UTIs). Cranberries contain proanthocyanidins (PACs), substances that can ...

The resources in this collection mostly cover the Cochrane risk of bias tool for randomized trials (RoB 2). Under 'Risk of bias tools' there is also guidance on ROBINS-I tool for assessing risk of ...