Original: 90.9 % of these were classified as having been done by '' curettage '' ( suction-aspiration , Dilation and curettage , Dilation and evacuation ) , 7.7 % by '' medical '' means ( mifepristone ) , 0.4 % by '' intrauterine instillation '' ( saline or prostaglandin ) , and 1.0 % by '' other '' ( including hysterotomy and hysterectomy ) .
Simplified: 90.9 % were done by curettage , 7.7 % were medical abortions ( using drugs , mifepristone in most cases ) , 0.4 % by '' intrauterine instillation '' ( saline or prostaglandin ) , and 1.0 % by '' other '' ( including hysterotomy and hysterectomy ) .