Increased matrix metalloproteinase activation in esophageal squamous cell carcinoma

Table 1 Clinical data

No.	Age	Sex	Smoking	Alcohol	Diagnosis	Tumor stage	Tumor grade	LN metastasis
1	55	Female	No	No	SCC	1	2	Yes
2	56	Male	Yes	Yes	SCC	3	1	Yes
3	55	Male	Yes	No	SCC	2	2	Yes
4	61	Male	No	No	SCC	3	2	Yes
5	52	Male	Yes	No	SCC	2	1	Yes
6	48	Female	Yes	No	SCC	3	2	No
7	missing				SCC	missing
8	missing				SCC	missing
9	67	Female	Yes	No	SCC	3	3	Yes
10	missing				SCC	missing
11	65	Female	No	No	SCC	2	1	No
12	51	Male	Yes	No	SCC	3	2	No
13	56	Female	No	No	SCC	3	2	Yes
14	50	Male	Yes	No	SCC	2	3	Yes
15	missing				SCC	missing
16	40	Male	Yes	No	SCC	3	2	Yes
17	62	Female	Yes	No	SCC	3	2	No
18	63	Male	No	No	SCC	3	1	No
19	70	Male	Yes	No	SCC	3	2	No
20	62	Male	Yes	No	SCC	3	2	No
21	missing				SCC	missing
22	68	Male	Yes	No	SCC	3	2	Yes
23	63	Male	Yes	No	SCC	3	2	No
24	61	Male	Yes	No	SCC	3	2	No

ISSN: 1479-5876