true incidence meaning in Chinese

实际发病率

The disease is infrequent, and this makes it impossible to determine its true incidence .
本病较为罕见，故无法确定其发病率。
Study limitations included the practice of reiewing radiology reports , which may hae underestimated the true incidence of findings
研究的局限性包括仅仅评估放射学报告，可能对偶然性发现对估计不足。
The true incidence of aginal intraepithelial neoplasia is unknown , but rates of ulal carcinoma in situ hae been rising and increased more than 400 % in the united states between 1973 and 2000
真正的外阴上皮内瘤变发病率仍不清楚，但是在1973至2000年，美国原位外阴癌发病率上升并增加了超过400 。
This fact warrants thorough follow - up of patients with high - risk bladder cancers and also whole - mount examination of the prostate after cystectomy to recognize the true incidence and extent of such tumor inolement
通过对高风险膀胱癌患者膀胱切除术后随访以及前列腺整体检查的事实数据确认这种肿瘤发生率及其范围程度。