Table 2.

The Charateristics of Patients

	Sex/Age	Disease Duration	Disease Extent	Response to medical therapy	Dysplasia	p53 immnohistochemical stain	p53 mutation by PCR-SSCP
case 1	m/59	4yr	proctosimoiditis	poor	no	positive	positive
case 2	m/32	8yr	pancolitis	poor	yes	positive	positive
case 3	f/42	7yr	proctosimoiditis	poor	yes	positive	positive
case 4	m/45	6yr	proctosimoiditis	poor	no	positive	positive
case 5	m/40	3yr	proctitis	good	no	negative	negative
case 6	m/34	2yr	proctitis	good	no	negative	negative
case 7	f/23	1yr	proctosimoiditis	good	no	negative	negative
case 8	f/53	4yr	proctosimoiditis	good	no	negative	negative
case 9	m/44	10yr	proctosimoiditis	good	no	negative	negative
case 10	m/73	7yr	pancolitis	poor	no	negative	negative
case 11	m/37	10yr	proctosimoiditis	good	no	negative	negative
case 12	m/26	1mon.	proctosimoiditis	good	no	negative	negative
case 13	m/40	1mon.	proctitis	good	no	negative	negative
case 14	m/72	27yr	proctitis	good	no	negative	negative
case 15	f/29	10yr	proctitis	good	no	negative	negative
case 16	m/54	4yr	proctitis	good	no	negative	negative