male to female ratio meaning in English

男女比率

The male to female ratio was about 1 . 6 to 1
男性与女性患者的比率约为1 . 6比1 。
When excluding healthcare workers , the male to female ratio reduces to 1 : 1 . 1
如不计算医护人员在内，男女患者比例减至1 : 1 . 1 。
The disease is more common among male population and the male to female ratio is about 3 . 1 to 1
该疾病在男性人口中较为普遍，男女患者的比例约为3 . 1比1 。
4 . currently available information has shown that male to female ratio of the sars patients is 1 : 1 . 3
4 .现有资料显示，严重急性呼吸系统综合症病人的男女比例为1比1 . 3 。
In 2004 , there were 4 182 new cases of lung cancer , with 2 805 cases of males and 1 377 cases of females . the male to female ratio was about 2 . 0 to 1 . the majority of which was people of age over 50
于二零零四年录得的肺癌新症共有4 182宗，男性有2 805宗，女性有1 377宗，男女患者的比例约为2 . 0比1 ，大部分患者是50岁以上的人士。