Magnetic resonance imaging based rectal cancer classification: Landmarks and technical standardization

Table 1 Upper rectal cancer data

Age	Sex	CCRT	CM	R	L	Pre OP TS	TNM	O/L/R	OP	Post OP TS	TNM
67	M	Y	11	Rb	2	III	T3N+	L	LAR	III	YPT3N1
68	F	Y	11	Rb	2	III	T3N+	O	LAR	III	YPT3N1
56	F	N	11	Rb	2	III	T3N+	L	LAR	III	PT3N1
70	F	N	11	Rb	2	III	T2N+	L	LAR	III	PT3N1
67	F	Y	12	Rb	2	III	T3N+	L	LAR	II	YPT3N0
48	M	Y	12	Rb	2	III	T3N+	L	LAR	II	YPT3N0
49	F	N	12	Rb	2	III	T4N+	O	LAR	III	PT4N1
50	F	N	12	Rb	2	III	T3N+	L	LAR	I	PT1N0
52	M	Y	13	Ra	2	II	T3N0	L	LAR	II	YPT3N0
60	M	N	13	Ra	2	III	T3N+	O	LAR	II	PT3N0
64	M	N	13	Rb	2	III	T3N+	R	LAR	III	PT3N1
74	M	N	13	Rb	2	III	T3N+	L	LAR	III	PT3N1
54	F	N	14	Ra	2	III	T3N+	O	LAR	III	PT3N1
67	M	N	14	Ra	2	III	T3N+	L	LAR	III	PT4N1
63	M	N	14	Ra	1	III	T3N+	L	LAR	II	PT3N0
44	F	Y	15	Rb	2	III	T4N+	O	Hartm.	III	YPT4N1
66	M	N	15	Ra	1	III	T4N+	O	LAR	III	PT3N1
60	M	N	15	Ra	1	III	T3N+	L	LAR	III	PT3N2
73	M	N	15	Ra	1	II	T3N0	R	LAR	II	PT3N0

CCRT: Concurrent chemoradition therapy; R: Rectal Japanese class; L: Level class; OP: Operative; TS: Tumor stage; TNM: Tumor, lymph node, metastasis; O/L/R: Open/laparoscopic, robotic), only M0 tumors were included; LAR: lower anterior resection.