Table 2.

Comparison of means of caffeine clearance among Child pugh severity groups and control.

Child pugh class	Mean caffeine clearance ml/min/kg	p-value	Significant groups at 5% level
Class-A	0.6 ± 0.1
Class-B	0.5 ± 0.1		A vs B
Class-C	0.3 ± 0.1	<0.001	B vs C
Controls	1.6 ± 0.2