Table 2.

Details of LGD Patients who Progressed to HGD or CA

Patient	# of LGD sites*	Duration of UC (yrs)*	Dx at last scope	Dx at colectomy	Time to Prog^	Age at UC onset	Age at LGD*	PSC	Urso
Prog-1	1	29	Mass LGD	CA	13.5	16	45	Yes	no
Prog-2	3	10	HGD	HGD	1	38	48	No
Prog-3	1	10	LGD	HGD	1.5	16	26	No
Prog-4	5	16	HGD	HGD	1	17	33	Yes	no
Prog-5	2	21	HGD	LGD	1	21	42	No
Prog-6	2	26	LGD	HGD	4	31	57	Yes	no
Prog-7	3	10	HGD	NEG	1	56	64	No
Prog-8	4	4	HGD	CA	3	29	33	Yes	yes

^*At the time of initial colonoscopy at study entry.

^{^}Mean follow-up time was 3.2 years, median 1.4 years