Radiology: CT指标对非小细胞肺癌临床T分级的价值

2019-08-05 shaosai MedSci原创

本研究旨在比较CT图像中最大径线与平均径线在经手术切除证实为非小细胞肺癌(NSCLCs)患者评价临床T分级的价值。

本研究旨在比较CT图像中最大径线与平均径线在经手术切除证实为非小细胞肺癌NSCLCs)患者评价临床T分级的价值。

本研究回顾性分析了1153例患者基于最长径线临床T分级(临床Tlongest)和基于平均径线T分级(临床Taverage)的数据,所有患者均行胸部CT后进行NSCLC手术切除(临床T1-T4,NOMO)。利用Harrell一致性指标和独立样本T检验比较临床Tlongest和临床 Taverage 分级无病生存期(DFS)的预后价值。

结果为,在临床Tlongest (0.72; 95%CI: 0.67, 0.76)和临床Taverage (0.70; 95% CI: 0.64, 0.75) (P = .12)间一致性指标并无统计学差异。在临床T1分级进行亚组分子,临床Tlongest 和临床Taverage 分级一致性指标分别为0.77 (95% CI: 0.71, 0.83)、0.75 (95% CI: 0.69, 0.81) (P = .17)。使用临床Taverage 出现临床分级降级。

本研究表明,基于最长径线和平均径线的临床T分级的预后效果并无统计学差异。基于CT病变最长径线的临床T分级能够评价非小细胞肺癌经手术治疗的风险分级。

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