Marginal gain, does it matter?

In the field of thoracic surgery, there is now sustained enthusiasm about pre- and perioperative management of lung resection to improve post-operative outcome. Enhanced recovery after surgery (ERAS) is a multimodal approach that combines various procedures identified as relevant in the medical literature to optimize the recovery of the patient. These procedures are known to have a modest benefit when taken alone, but may have a more than additive effect when put together.