平均年龄55岁。
They had a mean age of about 9 years.
他们的平均年龄是9岁。
The mean age of marriage is rising in both countries.
这两个国家的平均结婚年龄都有所上升。
The mean age at death was 70 years and the male-to-female ratio was 3.6:1.
死亡的平均年龄是70岁，男女比例为3.6：1。
The mean age at the initial episode was 32 years.
首次发作肉眼血尿的平均年龄为32岁。
All participants were 'average risk' for CRC with a mean age of 60 years.
所有受试者平均年龄60岁，具有CRC “平均风险”。
A total of 6360 subjects, mean age of 59 years, were included in the study.
总共6360例受试者，平均年龄59岁，均被纳入研究范围。
Methods: Twelve matched pairs of human femora (mean age 64 years) were obtained.
方法：一共有12对股骨参与研究（平均年龄64岁）。
A total of 43 men with type 2 diabetes and a mean age of 69 years were evaluated.
总共有43名患有2型糖尿病的男性患者接受了评估，他们的平均年龄为69岁。
The mean age of the patients was 62 years(range 50 to 72 years)and 59 patients were female.
所有患者的平均年龄为62岁（范围50至72岁），其中女性59例。
MaterialsWe select 10 patients including 8 men and 2 women and the mean age is 32 years old.
本实验选用于我院行瘢痕整形手术的病人共10例，其中男8例，女2例，平均年龄为32岁。
The mean age at irradiation was 7.1 years and the mean age at the end of follow-up was 52.1 years.
在受到辐射的平均年龄是7.1岁并且结束跟踪调查的平均年龄是52.1岁。
The mean age of marriage has risen by five years in some East Asian countries in three decades, which is a lot.
一些亚洲国家三十年里平均结婚年龄增加了五年，这是一个不小的数字。
Methods: There were 4 male and 2 female patients, with mean age of 11.7 years (ranging from 8 to 19 years).
方法：男性4例，女性2例，年龄8 ~19岁，平均11.7岁，均行经皮肺动脉瓣球囊成形术治疗。
Methods 51 NPC elderly cases with a mean age of 67.4 years old between 1990 and 1998 were analyzed and summarized.
方法对1990年至1998年间收治的51例老年鼻咽癌患者临床资料进行分析总结。
Chondroid chordoma occurred in a younger age group (mean age 40. 9 years) than classic chordoma (mean age 51. 1 years).
软骨样脊索瘤发病年龄(平均40.9岁)较经典型(平均51.1岁)年轻。
Patients: 103 patients (mean age 60 y, 71% men) with small (, 1 cm) or medium-size (1 to 3 cm) tears of the rotator cuff.
患者：103名肩袖小型或者中型撕裂的患者（平均60岁，71%为男性）。
In all, the colectomy study comprised 630 patients (mean age, 41 years) with complete colectomy follow-up though 54 weeks.
这项结肠切除术研究共包括630例完成54周结肠切除术随访的患者(平均年龄41岁)。
The youngest age in the population-based cohort was 40 years, the mean age was 61 years and the mean follow-up was 11 years.
研究受试人群中最小年龄为40岁，平均年龄为61岁，平均随访时间为11年。
A case study from Yinchuan basin shows a good result and the mean age of shallow groundwater in Yinchan basin is about 30 years.
该方法应用到银川平原取得良好的效果，研究表明银川平原浅层地下水的周转时间为30 a。
The study included 23 patients (mean age 59 years) with NYHA class II or III CHF secondary to ischemic heart disease (ejection fraction 37%).
这项研究纳入23例(平均年龄59岁)缺血性心脏病(射血分数37%)并发慢性心力衰竭nyha心功能分级II级或II I级的病人。
Data were collected from 332 African-Americans and 775 Hispanics with a mean age of 41.7 years at baseline and an age range from 18 to 81 years.
数据收集于332名非洲裔美国人和775名西班牙人，其年龄分布为18 - 81岁，基线水平的平均年龄为41.7岁。
There was no significant difference of mean age of onset and disease severity between patients of paternal inheritance and maternal inheritance.
③父系遗传与母系遗传后代发病年龄及临床表型均无统计学差异。
The age at death for early child mortality was determined by the mean interval between successive births and the mean age of neonates at registration.
幼儿死亡率的死亡年龄由母亲相继生育的平均时间间隔和婴儿出生登记时的平均年龄决定。
In the 42 trials, the mean age of the subjects was approximately 56 years, and the mean baseline glycatedhemoglobin level was approximately 8.2%.
在42项试验中，研究对象的平均年龄约为56岁，平均基线糖化血红蛋白水平约为8.2%。
Then 24 male participants, whose mean age was 27, were shown emotionally ambiguous photographs of women and asked to rate the faces' sadness and their attractiveness.
然后24名平均年龄为27岁的男性受试者，被要求在观看一组表情不明确的女性照片后，按照面孔的悲伤程度和吸引力对照片进行排名。
Then 24 male participants, whose mean age was 27, were shown emotionally ambiguous photographs of women and asked to rate the faces' sadness and their attractiveness.
然后24名平均年龄为27岁的男性受试者，被要求在观看一组表情不明确的女性照片后，按照面孔的悲伤程度和吸引力对照片进行排名。
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