UPDATE On a national level, Australia tops the percentage of rh negatives with 19%. Why is that? Here are a couple of factors that are likely to cause this: 1) A high percentage of Australians have Scottish and Irish ancestry. With Scotland not being an independent country, their high number of rh negatives impact the percentage. 2) Some believe that amongst the prisoners England located to Australia, a very high percentage was rh negative. But when we examine high percentages of rh negative people, the wisest approach would be to ignore national levels for the most part. Here is why: We are all a mix of ancient tribes and the closer we get to the source of each tribe, the … Continue reading Where is rh negative blood most frequent?