a prospective study的意思|示意

This was a prospective study of 43 consecutive cases of combined ipsilateral femoral neck and shaft fractures treated with cephalomedullary nails.

本研究为对43例使用Cephalomedullary 钉对同侧股骨颈和股骨干联合骨折的前瞻性研究。

This kind of study, called a prospective study, is considered more accurate because it does not require people to remember their cell phone use later but tracks it in real time.

这种所谓的前瞻性研究可记录到实际的使用手机时间，比凭记忆估计得到的使用手机时间结果更准确。

Study area women were enrolled at 20-26 weeks' gestation in a prospective population-based cohort study that was conducted from 2003 to 2005.

2003年至2005年进行的前瞻性以人群为基础的群组研究项目在研究地区招募了怀孕20—26周的妇女。

Maternal intake of fat in pregnancy and offspring metabolic health - a prospective study with 20 years of follow-up.

孕妇孕期脂肪摄入与后代代谢健康- 20年随访的前瞻性研究。

A prospective study was done of serum calcitonin levels in 61 patients with bronchogenic cancer.

我们对61例支气管癌患者血清降钙素水平作了前瞻性研究。

The influence of contrast material on renal venous renin activity was evaluated in a prospective study of 20 hypertensive patients.

我们对20例高血压患者作了前瞻性研究，以评定造影剂对肾静脉肾素活性的影响。