A study a few years ago found early signs of hearing loss in more than 12 percent of 6 - to 9-year-olds.
几年前的另一项研究发现，出现听力受损早期迹象的人中6到9岁的少年儿童占12%以上。
Approximately 2 percent of children, under 18 years of age, have some level of hearing loss.
大约2%的小于18岁的孩子有一些程度上的听力损失。
The SPVN and CP were abnormal in more than 17.4 percent workers with hearing loss.
在听力受损者中，有17.4%前庭功能冷热试验双侧不对称比值（CP）超过正常范围。
Of those people who recover, 30-40 percent suffer hearing loss and liver damage.
而对于恢复的病人来说，30 - 40%的人会丧失听力并造成肝脏损伤。
That number jumps to about 48 million, or 20.3 percent, for people who have hearing loss in at least one ear.
这个数字跳转到约48亿美元，或20.3%的人至少有一只耳朵听力损失。
Although they are very visible and have enjoyed extensive coverage in the popular press, in fact this group comprises no more than two percent of the entire population of people with hearing loss.
虽然他们引人注目，并在大众媒体上广泛报导，但是事实上这个群体不过只占有听障人士总数的2%。
Forty-eight million people, or 20.3 percent of people 12 and over in the United States, have hearing loss in at least one ear;
研究人员发现，全美12岁及12岁以上人口总数的20.3%，也就是4800万人，至少有一只耳朵是听力受损的；
Forty-eight million people, or 20.3 percent of people 12 and over in the United States, have hearing loss in at least one ear;
研究人员发现，全美12岁及12岁以上人口总数的20.3%，也就是4800万人，至少有一只耳朵是听力受损的；
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