What were first aiders in ww1 called?

First aiders in World War I were commonly referred to as "St. John's Ambulance volunteers" or simply "ambulance drivers." They were often affiliated with organizations like the Red Cross and provided crucial medical care on the battlefield. Additionally, many were known as "medics" or "orderlies," responsible for treating wounded soldiers and transporting them to medical facilities. Their role was vital in managing injuries and saving lives during the conflict.