Table 6.

Apparent fibrosis rate falls between biopsy 1 and 2 as a function of the short duration between these times

Ishak	Rate 0–1 (R1) (units/y)	Fibrosis biopsy 1 (units/y)	Rate 1–2 (R2) (units/y)	Fibrosis biopsy 2 (units/y)
Untreated (n=93)
Mean	0.147	1.94	0.022	2.02
SD	0.24	1.82	0.783	1.88
Range	0–1.3	0–6	−2.35–3.46	0–6
Treated (n=44)
Mean	0.218	2.89	−0.126	2.73
SD	0.22	1.86	0.78	1.86
Range	0–1.18	0–6	−2.94–1.6	0–6