sentence: the original method used 11 body areas to assess hair growth , but was decreased to 9 body areas in the modified method : upper lip chin chest upper back lower back upper abdomen lower abdomen upper arm forearm ( deleted in the modified method ) thigh leg ( deleted in the modified method ) in the modified method , hair growth is rated from 0 ( no growth of terminal hair ) to 4 ( extensive hair growth ) in each of the nine locations .