"time"	"status"	"sex"	"age"	"year"	"thickness"	"ulcer"
10	3	1	76	1972	6.76	1
30	3	1	56	1968	0.65	0
35	2	1	41	1977	1.34	0
99	3	0	71	1968	2.9	0
185	1	1	52	1965	12.08	1
204	1	1	28	1971	4.84	1
210	1	1	77	1972	5.16	1
232	3	0	60	1974	3.22	1
232	1	1	49	1968	12.88	1
279	1	0	68	1971	7.41	1
295	1	0	53	1969	4.19	1
355	3	0	64	1972	0.16	1
386	1	0	68	1965	3.87	1
426	1	1	63	1970	4.84	1
469	1	0	14	1969	2.42	1
493	3	1	72	1971	12.56	1
529	1	1	46	1971	5.8	1
621	1	1	72	1972	7.06	1
629	1	1	95	1968	5.48	1
659	1	1	54	1972	7.73	1
667	1	0	89	1968	13.85	1
718	1	1	25	1967	2.34	1
752	1	1	37	1973	4.19	1
779	1	1	43	1967	4.04	1
793	1	1	68	1970	4.84	1
817	1	0	67	1966	0.32	0
826	3	0	86	1965	8.54	1
833	1	0	56	1971	2.58	1
858	1	0	16	1967	3.56	0
869	1	0	42	1965	3.54	0
872	1	0	65	1968	0.97	0
967	1	1	52	1970	4.83	1
977	1	1	58	1967	1.62	1
982	1	0	60	1970	6.44	1
1041	1	1	68	1967	14.66	0
1055	1	0	75	1967	2.58	1
1062	1	1	19	1966	3.87	1
1075	1	1	66	1971	3.54	1
1156	1	0	56	1970	1.34	1
1228	1	1	46	1973	2.24	1
1252	1	0	58	1971	3.87	1
1271	1	0	74	1971	3.54	1
1312	1	0	65	1970	17.42	1
1427	3	1	64	1972	1.29	0
1435	1	1	27	1969	3.22	0
1499	2	1	73	1973	1.29	0
1506	1	1	56	1970	4.51	1
1508	2	1	63	1973	8.38	1
1510	2	0	69	1973	1.94	0
1512	2	0	77	1973	0.16	0
1516	1	1	80	1968	2.58	1
1525	3	0	76	1970	1.29	1
1542	2	0	65	1973	0.16	0
1548	1	0	61	1972	1.62	0
1557	2	0	26	1973	1.29	0
1560	1	0	57	1973	2.1	0
1563	2	0	45	1973	0.32	0
1584	1	1	31	1970	0.81	0
1605	2	0	36	1973	1.13	0
1621	1	0	46	1972	5.16	1
1627	2	0	43	1973	1.62	0
1634	2	0	68	1973	1.37	0
1641	2	1	57	1973	0.24	0
1641	2	0	57	1973	0.81	0
1648	2	0	55	1973	1.29	0
1652	2	0	58	1973	1.29	0
1654	2	1	20	1973	0.97	0
1654	2	0	67	1973	1.13	0
1667	1	0	44	1971	5.8	1
1678	2	0	59	1973	1.29	0
1685	2	0	32	1973	0.48	0
1690	1	1	83	1971	1.62	0
1710	2	0	55	1973	2.26	0
1710	2	1	15	1973	0.58	0
1726	1	0	58	1970	0.97	1
1745	2	0	47	1973	2.58	1
1762	2	0	54	1973	0.81	0
1779	2	1	55	1973	3.54	1
1787	2	1	38	1973	0.97	0
1787	2	0	41	1973	1.78	1
1793	2	0	56	1973	1.94	0
1804	2	0	48	1973	1.29	0
1812	2	1	44	1973	3.22	1
1836	2	0	70	1972	1.53	0
1839	2	0	40	1972	1.29	0
1839	2	1	53	1972	1.62	1
1854	2	0	65	1972	1.62	1
1856	2	1	54	1972	0.32	0
1860	3	1	71	1969	4.84	1
1864	2	0	49	1972	1.29	0
1899	2	0	55	1972	0.97	0
1914	2	0	69	1972	3.06	0
1919	2	1	83	1972	3.54	0
1920	2	1	60	1972	1.62	1
1927	2	1	40	1972	2.58	1
1933	1	0	77	1972	1.94	0
1942	2	0	35	1972	0.81	0
1955	2	0	46	1972	7.73	1
1956	2	0	34	1972	0.97	0
1958	2	0	69	1972	12.88	0
1963	2	0	60	1972	2.58	0
1970	2	1	84	1972	4.09	1
2005	2	0	66	1972	0.64	0
2007	2	1	56	1972	0.97	0
2011	2	0	75	1972	3.22	1
2024	2	0	36	1972	1.62	0
2028	2	1	52	1972	3.87	1
2038	2	0	58	1972	0.32	1
2056	2	0	39	1972	0.32	0
2059	2	1	68	1972	3.22	1
2061	1	1	71	1968	2.26	0
2062	1	0	52	1965	3.06	0
2075	2	1	55	1972	2.58	1
2085	3	0	66	1970	0.65	0
2102	2	1	35	1972	1.13	0
2103	1	1	44	1966	0.81	0
2104	2	0	72	1972	0.97	0
2108	1	0	58	1969	1.76	1
2112	2	0	54	1972	1.94	1
2150	2	0	33	1972	0.65	0
2156	2	0	45	1972	0.97	0
2165	2	1	62	1972	5.64	0
2209	2	0	72	1971	9.66	0
2227	2	0	51	1971	0.1	0
2227	2	1	77	1971	5.48	1
2256	1	0	43	1971	2.26	1
2264	2	0	65	1971	4.83	1
2339	2	0	63	1971	0.97	0
2361	2	1	60	1971	0.97	0
2387	2	0	50	1971	5.16	1
2388	1	1	40	1966	0.81	0
2403	2	0	67	1971	2.9	1
2426	2	0	69	1971	3.87	0
2426	2	0	74	1971	1.94	1
2431	2	0	49	1971	0.16	0
2460	2	0	47	1971	0.64	0
2467	1	0	42	1965	2.26	1
2492	2	0	54	1971	1.45	0
2493	2	1	72	1971	4.82	1
2521	2	0	45	1971	1.29	1
2542	2	1	67	1971	7.89	1
2559	2	0	48	1970	0.81	1
2565	1	1	34	1970	3.54	1
2570	2	0	44	1970	1.29	0
2660	2	0	31	1970	0.64	0
2666	2	0	42	1970	3.22	1
2676	2	0	24	1970	1.45	1
2738	2	0	58	1970	0.48	0
2782	1	1	78	1969	1.94	0
2787	2	1	62	1970	0.16	0
2984	2	1	70	1969	0.16	0
3032	2	0	35	1969	1.29	0
3040	2	0	61	1969	1.94	0
3042	1	0	54	1967	3.54	1
3067	2	0	29	1969	0.81	0
3079	2	1	64	1969	0.65	0
3101	2	1	47	1969	7.09	0
3144	2	1	62	1969	0.16	0
3152	2	0	32	1969	1.62	0
3154	3	1	49	1969	1.62	0
3180	2	0	25	1969	1.29	0
3182	3	1	49	1966	6.12	0
3185	2	0	64	1969	0.48	0
3199	2	0	36	1969	0.64	0
3228	2	0	58	1969	3.22	1
3229	2	0	37	1969	1.94	0
3278	2	1	54	1969	2.58	0
3297	2	0	61	1968	2.58	1
3328	2	1	31	1968	0.81	0
3330	2	1	61	1968	0.81	1
3338	1	0	60	1967	3.22	1
3383	2	0	43	1968	0.32	0
3384	2	0	68	1968	3.22	1
3385	2	0	4	1968	2.74	0
3388	2	1	60	1968	4.84	1
3402	2	1	50	1968	1.62	0
3441	2	0	20	1968	0.65	0
3458	3	0	54	1967	1.45	0
3459	2	0	29	1968	0.65	0
3459	2	1	56	1968	1.29	1
3476	2	0	60	1968	1.62	0
3523	2	0	46	1968	3.54	0
3667	2	0	42	1967	3.22	0
3695	2	0	34	1967	0.65	0
3695	2	0	56	1967	1.03	0
3776	2	1	12	1967	7.09	1
3776	2	0	21	1967	1.29	1
3830	2	1	46	1967	0.65	0
3856	2	0	49	1967	1.78	0
3872	2	0	35	1967	12.24	1
3909	2	1	42	1967	8.06	1
3968	2	0	47	1967	0.81	0
4001	2	0	69	1967	2.1	0
4103	2	0	52	1966	3.87	0
4119	2	1	52	1966	0.65	0
4124	2	0	30	1966	1.94	1
4207	2	1	22	1966	0.65	0
4310	2	1	55	1966	2.1	0
4390	2	0	26	1965	1.94	1
4479	2	0	19	1965	1.13	1
4492	2	1	29	1965	7.06	1
4668	2	0	40	1965	6.12	0
4688	2	0	42	1965	0.48	0
4926	2	0	50	1964	2.26	0
5565	2	0	41	1962	2.9	0