Evaluation of PSA-age volume score in predicting prostate cancer in Chinese population
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摘要:
This study was performed to evaluate prostate-specific antigen-age volume (PSA-AV) scores in predicting prostate cancer (PCa) in a Chinese biopsy population.A total of 2355 men who underwent initial prostate biopsy from January 2006 to November 2015 in Huashan Hospital were recruited in the current study.The PSA-AV scores were calculated and assessed together with PSA and PSA density (PSAD) retrospectively.Among 2133 patients included in the analysis,947 (44.4%) were diagnosed with PCa.The mean age,PSA,and positive rates of digital rectal examination result and transrectal ultrasound result were statistically higher in men diagnosed with PCa (all P < 0.05).The values of area under the receiver operating characteristic curves (AUCs) of PSAD and PSA-AV were 0.864 and 0.851,respectively,in predicting PCa in the entire population,both performed better than PSA (AUC =0.805;P < 0.05).The superiority of PSAD and PSA-AV was more obvious in subgroup with PSA ranging from 2.0 ng ml-1 to 20.0 ng ml-1.A PSA-AV score of 400 had a sensitivity and specificity of 93.7% and 40.0%,respectively.In conclusion,the PSA-AV score performed equally with PSAD and was better than PSA in predicting PCa.This indicated that PSA-AV score could be a useful tool for predicting PCa in Chinese population.