"Age_of_patient_at_time_of_operation" "Patients_year_of_operation" "Number_of_positive_axillary_nodes_detected" "class"
30 "64" 1 "1"
30 "62" 3 "1"
30 "65" 0 "1"
31 "59" 2 "1"
31 "65" 4 "1"
33 "58" 10 "1"
33 "60" 0 "1"
34 "59" 0 "2"
34 "66" 9 "2"
34 "58" 30 "1"
34 "60" 1 "1"
34 "61" 10 "1"
34 "67" 7 "1"
34 "60" 0 "1"
35 "64" 13 "1"
35 "63" 0 "1"
36 "60" 1 "1"
36 "69" 0 "1"
37 "60" 0 "1"
37 "63" 0 "1"
37 "58" 0 "1"
37 "59" 6 "1"
37 "60" 15 "1"
37 "63" 0 "1"
38 "69" 21 "2"
38 "59" 2 "1"
38 "60" 0 "1"
38 "60" 0 "1"
38 "62" 3 "1"
38 "64" 1 "1"
38 "66" 0 "1"
38 "66" 11 "1"
38 "60" 1 "1"
38 "67" 5 "1"
39 "66" 0 "2"
39 "63" 0 "1"
39 "67" 0 "1"
39 "58" 0 "1"
39 "59" 2 "1"
39 "63" 4 "1"
40 "58" 2 "1"
40 "58" 0 "1"
40 "65" 0 "1"
41 "60" 23 "2"
41 "64" 0 "2"
41 "67" 0 "2"
41 "58" 0 "1"
41 "59" 8 "1"
41 "59" 0 "1"
41 "64" 0 "1"
41 "69" 8 "1"
41 "65" 0 "1"
41 "65" 0 "1"
42 "69" 1 "2"
42 "59" 0 "2"
42 "58" 0 "1"
42 "60" 1 "1"
42 "59" 2 "1"
42 "61" 4 "1"
42 "62" 20 "1"
42 "65" 0 "1"
42 "63" 1 "1"
43 "58" 52 "2"
43 "59" 2 "2"
43 "64" 0 "2"
43 "64" 0 "2"
43 "63" 14 "1"
43 "64" 2 "1"
43 "64" 3 "1"
43 "60" 0 "1"
43 "63" 2 "1"
43 "65" 0 "1"
43 "66" 4 "1"
44 "64" 6 "2"
44 "58" 9 "2"
44 "63" 19 "2"
44 "61" 0 "1"
44 "63" 1 "1"
44 "61" 0 "1"
44 "67" 16 "1"
45 "65" 6 "2"
45 "66" 0 "2"
45 "67" 1 "2"
45 "60" 0 "1"
45 "67" 0 "1"
45 "59" 14 "1"
45 "64" 0 "1"
45 "68" 0 "1"
45 "67" 1 "1"
46 "58" 2 "2"
46 "69" 3 "2"
46 "62" 5 "2"
46 "65" 20 "2"
46 "62" 0 "1"
46 "58" 3 "1"
46 "63" 0 "1"
47 "63" 23 "2"
47 "62" 0 "2"
47 "65" 0 "2"
47 "61" 0 "1"
47 "63" 6 "1"
47 "66" 0 "1"
47 "67" 0 "1"
47 "58" 3 "1"
47 "60" 4 "1"
47 "68" 4 "1"
47 "66" 12 "1"
48 "58" 11 "2"
48 "58" 11 "2"
48 "67" 7 "2"
48 "61" 8 "1"
48 "62" 2 "1"
48 "64" 0 "1"
48 "66" 0 "1"
49 "63" 0 "2"
49 "64" 10 "2"
49 "61" 1 "1"
49 "62" 0 "1"
49 "66" 0 "1"
49 "60" 1 "1"
49 "62" 1 "1"
49 "63" 3 "1"
49 "61" 0 "1"
49 "67" 1 "1"
50 "63" 13 "2"
50 "64" 0 "2"
50 "59" 0 "1"
50 "61" 6 "1"
50 "61" 0 "1"
50 "63" 1 "1"
50 "58" 1 "1"
50 "59" 2 "1"
50 "61" 0 "1"
50 "64" 0 "1"
50 "65" 4 "1"
50 "66" 1 "1"
51 "59" 13 "2"
51 "59" 3 "2"
51 "64" 7 "1"
51 "59" 1 "1"
51 "65" 0 "1"
51 "66" 1 "1"
52 "69" 3 "2"
52 "59" 2 "2"
52 "62" 3 "2"
52 "66" 4 "2"
52 "61" 0 "1"
52 "63" 4 "1"
52 "69" 0 "1"
52 "60" 4 "1"
52 "60" 5 "1"
52 "62" 0 "1"
52 "62" 1 "1"
52 "64" 0 "1"
52 "65" 0 "1"
52 "68" 0 "1"
53 "58" 4 "2"
53 "65" 1 "2"
53 "59" 3 "2"
53 "60" 9 "2"
53 "63" 24 "2"
53 "65" 12 "2"
53 "58" 1 "1"
53 "60" 1 "1"
53 "60" 2 "1"
53 "61" 1 "1"
53 "63" 0 "1"
54 "60" 11 "2"
54 "65" 23 "2"
54 "65" 5 "2"
54 "68" 7 "2"
54 "59" 7 "1"
54 "60" 3 "1"
54 "66" 0 "1"
54 "67" 46 "1"
54 "62" 0 "1"
54 "69" 7 "1"
54 "63" 19 "1"
54 "58" 1 "1"
54 "62" 0 "1"
55 "63" 6 "2"
55 "68" 15 "2"
55 "58" 1 "1"
55 "58" 0 "1"
55 "58" 1 "1"
55 "66" 18 "1"
55 "66" 0 "1"
55 "69" 3 "1"
55 "69" 22 "1"
55 "67" 1 "1"
56 "65" 9 "2"
56 "66" 3 "2"
56 "60" 0 "1"
56 "66" 2 "1"
56 "66" 1 "1"
56 "67" 0 "1"
56 "60" 0 "1"
57 "61" 5 "2"
57 "62" 14 "2"
57 "64" 1 "2"
57 "64" 9 "1"
57 "69" 0 "1"
57 "61" 0 "1"
57 "62" 0 "1"
57 "63" 0 "1"
57 "64" 0 "1"
57 "64" 0 "1"
57 "67" 0 "1"
58 "59" 0 "1"
58 "60" 3 "1"
58 "61" 1 "1"
58 "67" 0 "1"
58 "58" 0 "1"
58 "58" 3 "1"
58 "61" 2 "1"
59 "62" 35 "2"
59 "60" 0 "1"
59 "63" 0 "1"
59 "64" 1 "1"
59 "64" 4 "1"
59 "64" 0 "1"
59 "64" 7 "1"
59 "67" 3 "1"
60 "59" 17 "2"
60 "65" 0 "2"
60 "61" 1 "1"
60 "67" 2 "1"
60 "61" 25 "1"
60 "64" 0 "1"
61 "62" 5 "2"
61 "65" 0 "2"
61 "68" 1 "2"
61 "59" 0 "1"
61 "59" 0 "1"
61 "64" 0 "1"
61 "65" 8 "1"
61 "68" 0 "1"
61 "59" 0 "1"
62 "59" 13 "2"
62 "58" 0 "2"
62 "65" 19 "2"
62 "62" 6 "1"
62 "66" 0 "1"
62 "66" 0 "1"
62 "58" 0 "1"
63 "60" 1 "2"
63 "61" 0 "1"
63 "62" 0 "1"
63 "63" 0 "1"
63 "63" 0 "1"
63 "66" 0 "1"
63 "61" 9 "1"
63 "61" 28 "1"
64 "58" 0 "1"
64 "65" 22 "1"
64 "66" 0 "1"
64 "61" 0 "1"
64 "68" 0 "1"
65 "58" 0 "2"
65 "61" 2 "2"
65 "62" 22 "2"
65 "66" 15 "2"
65 "58" 0 "1"
65 "64" 0 "1"
65 "67" 0 "1"
65 "59" 2 "1"
65 "64" 0 "1"
65 "67" 1 "1"
66 "58" 0 "2"
66 "61" 13 "2"
66 "58" 0 "1"
66 "58" 1 "1"
66 "68" 0 "1"
67 "64" 8 "2"
67 "63" 1 "2"
67 "66" 0 "1"
67 "66" 0 "1"
67 "61" 0 "1"
67 "65" 0 "1"
68 "67" 0 "1"
68 "68" 0 "1"
69 "67" 8 "2"
69 "60" 0 "1"
69 "65" 0 "1"
69 "66" 0 "1"
70 "58" 0 "2"
70 "58" 4 "2"
70 "66" 14 "1"
70 "67" 0 "1"
70 "68" 0 "1"
70 "59" 8 "1"
70 "63" 0 "1"
71 "68" 2 "1"
72 "63" 0 "2"
72 "58" 0 "1"
72 "64" 0 "1"
72 "67" 3 "1"
73 "62" 0 "1"
73 "68" 0 "1"
74 "65" 3 "2"
74 "63" 0 "1"
75 "62" 1 "1"
76 "67" 0 "1"
77 "65" 3 "1"
78 "65" 1 "2"
83 "58" 2 "2"
