From: Effects of plasma concentrations of 5-fluorouracil on long-term survival after treatment with a definitive 5-fluorouracil/cisplatin-based chemoradiotherapy in Japanese patients with esophageal squamous cell carcinoma
Survival of 5 years or more
Survival of less than 5 years
CR a)
Non-CR
CR
P b)
N
16
5
7
21
Average of 8 sampling points
0.122 ± 0.031
0.105 ± 0.051
0.131 ± 0.046
0.105 ± 0.024
0.226