Complex sentence: Although the likelihood of attending GA is the same for males and females, GA has been characterized as a predominately male fellowship, though the number of female members is increasing and there is an increasing sensitivity within GA to women's attitudes.
Split into simpler sentences: Although the likelihood of attending GA is the same for males and females, GA has been characterized as a predominately male fellowship. The number of female members, however, is increasing and there is an increasing sensitivity within GA to women's attitudes.