Fig. 2

Receiver operating characteristic curve for post-treatment serum CYFRA 21-1. Area under the curve = 0.74 [95% confidence interval: 0.61–0.86], p = 0.03
Receiver operating characteristic curve for post-treatment serum CYFRA 21-1. Area under the curve = 0.74 [95% confidence interval: 0.61–0.86], p = 0.03