Big data could help scientists in the US gain new insights into the causes of Alzheimer’s disease by looking at the electronic medical records of huge numbers of sufferers. A team of researchers funded by the National Institute on Aging may have already discovered key differences in pathology and clinical characteristics between men and women afflicted with the condition. Using an advanced data mapping computer algorithm they analysed the anonymous records of 44,288 people in a new bid to discover more about the complex mix of traits, risk factors and other disorders behind the its onset. They found diagnoses of certain other medical conditions were more widespread among male sufferers – while some were more prevalent among women..