. Author manuscript; available in PMC: 2008 Nov 15.

Published in final edited form as: Toxicol Appl Pharmacol. 2007 Aug 16;225(1):28–39. doi: 10.1016/j.taap.2007.06.027

Table 1.

Correlation analysis between FB₁ excretion and sphingolipid metabolites in the repeat-dose study^*

Sphingolipid metabolites	Correlation coefficient (P value)
Sphingolipid metabolites	Urinary free FB₁	Fecal free FB₁
In urine
Sa	0.78 (<0.001)	0.82 (<0.001)
So	0.69 (<0.001)	0.74 (<0.001)
SaP	0.80 (<0.001)	0.87 (<0.001)
SoP	0.82 (<0.001)	0.86 (<0.001)
Sa/So	0.80 (<0.001)	0.84 (<0.001)
SaP/SoP	0.77 (<0.001)	0.81 (<0.001)
In serum
Sa	−0.17 (0.268)	−0.32 (0.035)
So	−0.21 (0.158)	−0.36 (0.014)
SaP	−0.22 (0.148)	−0.32 (0.031)
SoP	−0.30 (0.042)	−0.32 (0.033)
Sa/So	0.46 (0.001)	0.36 (0.014)
SaP/SoP	−0.01 (0.966)	−0.20 (0.198)

n = 45