RandList - Examples of randomisation lists

Clinical trial, 60 patients, two treatment arms (A vs. B), permuted blocks (size 6), seed 23228482

Example 1
Seed: (23228482)
1	2	Treatment B
2	2	Treatment B
3	1	Treatment A
4	1	Treatment A
5	2	Treatment B
6	1	Treatment A
------- Block ------
7	2	Treatment B
8	2	Treatment B
9	1	Treatment A
10	1	Treatment A
11	1	Treatment A
12	2	Treatment B
------- Block ------
13	2	Treatment B
14	1	Treatment A
15	2	Treatment B
16	1	Treatment A
17	1	Treatment A
18	2	Treatment B
------- Block ------
19	2	Treatment B
20	2	Treatment B
21	1	Treatment A
22	1	Treatment A
23	1	Treatment A
24	2	Treatment B
------- Block ------
25	1	Treatment A
26	2	Treatment B
27	1	Treatment A
28	1	Treatment A
29	2	Treatment B
30	2	Treatment B
------- Block ------
31	2	Treatment B
32	2	Treatment B
33	2	Treatment B
34	1	Treatment A
35	1	Treatment A
36	1	Treatment A
------- Block ------
37	1	Treatment A
38	2	Treatment B
39	2	Treatment B
40	1	Treatment A
41	2	Treatment B
42	1	Treatment A
------- Block ------
43	1	Treatment A
44	2	Treatment B
45	2	Treatment B
46	1	Treatment A
47	2	Treatment B
48	1	Treatment A
------- Block ------
49	1	Treatment A
50	1	Treatment A
51	2	Treatment B
52	2	Treatment B
53	1	Treatment A
54	2	Treatment B
------- Block ------
55	1	Treatment A
56	2	Treatment B
57	2	Treatment B
58	2	Treatment B
59	1	Treatment A
60	1	Treatment A
------- Block ------

Multicentre clinical trial, 180 patients, 3 study centres, 3 treatment arms (A vs. B vs. A+B), permuted blocks (variable size 3–6), seed 12312212

Example 2
Center 1	Barcelona - Seed: (456070720)
1	3	Treatment A+B
2	1	Treatment A
3	1	Treatment A
4	2	Treatment B
5	2	Treatment B
6	3	Treatment A+B
------- Block ------
7	2	Treatment B
8	1	Treatment A
9	3	Treatment A+B
------- Block ------
10	2	Treatment B
11	3	Treatment A+B
12	2	Treatment B
13	3	Treatment A+B
14	1	Treatment A
15	1	Treatment A
------- Block ------
16	3	Treatment A+B
17	1	Treatment A
18	2	Treatment B
------- Block ------
19	3	Treatment A+B
20	2	Treatment B
21	2	Treatment B
22	3	Treatment A+B
23	1	Treatment A
24	1	Treatment A
------- Block ------
25	2	Treatment B
26	3	Treatment A+B
27	1	Treatment A
------- Block ------
28	1	Treatment A
29	1	Treatment A
30	3	Treatment A+B
31	2	Treatment B
32	3	Treatment A+B
33	2	Treatment B
------- Block ------
34	2	Treatment B
35	3	Treatment A+B
36	1	Treatment A
37	1	Treatment A
38	2	Treatment B
39	3	Treatment A+B
------- Block ------
40	2	Treatment B
41	3	Treatment A+B
42	3	Treatment A+B
43	1	Treatment A
44	1	Treatment A
45	2	Treatment B
------- Block ------
46	2	Treatment B
47	3	Treatment A+B
48	1	Treatment A
------- Block ------
49	3	Treatment A+B
50	1	Treatment A
51	1	Treatment A
52	2	Treatment B
53	3	Treatment A+B
54	2	Treatment B
------- Block ------
55	1	Treatment A
56	2	Treatment B
57	3	Treatment A+B
------- Block ------
58	2	Treatment B
59	3	Treatment A+B
60	1	Treatment A
------- Block ------
Center 2	Berlin - Seed: (333387328)
1	2	Treatment B
2	3	Treatment A+B
3	1	Treatment A
------- Block ------
4	3	Treatment A+B
5	1	Treatment A
6	2	Treatment B
------- Block ------
7	1	Treatment A
8	2	Treatment B
9	3	Treatment A+B
10	1	Treatment A
11	3	Treatment A+B
12	2	Treatment B
------- Block ------
13	3	Treatment A+B
14	2	Treatment B
15	1	Treatment A
------- Block ------
16	2	Treatment B
17	3	Treatment A+B
18	1	Treatment A
------- Block ------
19	2	Treatment B
20	2	Treatment B
21	1	Treatment A
22	3	Treatment A+B
23	1	Treatment A
24	3	Treatment A+B
------- Block ------
25	1	Treatment A
26	2	Treatment B
27	1	Treatment A
28	3	Treatment A+B
29	2	Treatment B
30	3	Treatment A+B
------- Block ------
31	1	Treatment A
32	2	Treatment B
33	3	Treatment A+B
34	1	Treatment A
35	3	Treatment A+B
36	2	Treatment B
------- Block ------
37	3	Treatment A+B
38	2	Treatment B
39	1	Treatment A
------- Block ------
40	2	Treatment B
41	1	Treatment A
42	3	Treatment A+B
------- Block ------
43	1	Treatment A
44	2	Treatment B
45	3	Treatment A+B
------- Block ------
46	3	Treatment A+B
47	2	Treatment B
48	1	Treatment A
49	1	Treatment A
50	3	Treatment A+B
51	2	Treatment B
------- Block ------
52	1	Treatment A
53	2	Treatment B
54	3	Treatment A+B
55	1	Treatment A
56	3	Treatment A+B
57	2	Treatment B
------- Block ------
58	2	Treatment B
59	3	Treatment A+B
60	1	Treatment A
------- Block ------
Center 3	Boston - Seed: (811253184)
1	3	Treatment A+B
2	3	Treatment A+B
3	2	Treatment B
4	2	Treatment B
5	1	Treatment A
6	1	Treatment A
------- Block ------
7	1	Treatment A
8	3	Treatment A+B
9	2	Treatment B
10	2	Treatment B
11	3	Treatment A+B
12	1	Treatment A
------- Block ------
13	2	Treatment B
14	2	Treatment B
15	3	Treatment A+B
16	1	Treatment A
17	3	Treatment A+B
18	1	Treatment A
------- Block ------
19	3	Treatment A+B
20	1	Treatment A
21	2	Treatment B
------- Block ------
22	3	Treatment A+B
23	1	Treatment A
24	2	Treatment B
------- Block ------
25	1	Treatment A
26	3	Treatment A+B
27	2	Treatment B
28	1	Treatment A
29	3	Treatment A+B
30	2	Treatment B
------- Block ------
31	3	Treatment A+B
32	1	Treatment A
33	2	Treatment B
34	2	Treatment B
35	3	Treatment A+B
36	1	Treatment A
------- Block ------
37	2	Treatment B
38	3	Treatment A+B
39	1	Treatment A
------- Block ------
40	2	Treatment B
41	1	Treatment A
42	3	Treatment A+B
------- Block ------
43	3	Treatment A+B
44	2	Treatment B
45	1	Treatment A
------- Block ------
46	3	Treatment A+B
47	2	Treatment B
48	1	Treatment A
------- Block ------
49	1	Treatment A
50	1	Treatment A
51	3	Treatment A+B
52	2	Treatment B
53	3	Treatment A+B
54	2	Treatment B
------- Block ------
55	3	Treatment A+B
56	1	Treatment A
57	2	Treatment B
------- Block ------
58	2	Treatment B
59	1	Treatment A
60	3	Treatment A+B
------- Block ------

Study, e.g. in psychology, 80 subjects, 2 intervention groups (Red vs. Blue), unbalanced design (ratio 1 vs. 3, i.e. 20 vs. 60 subjects), permuted blocks (fixed size 8), seed 996558272

Example 3
Seed: (996558272)
1	1	Red
2	2	Blue
3	2	Blue
4	1	Red
5	2	Blue
6	2	Blue
7	2	Blue
8	2	Blue
------- Block ------
9	2	Blue
10	1	Red
11	2	Blue
12	2	Blue
13	2	Blue
14	2	Blue
15	2	Blue
16	1	Red
------- Block ------
17	2	Blue
18	2	Blue
19	2	Blue
20	1	Red
21	2	Blue
22	2	Blue
23	1	Red
24	2	Blue
------- Block ------
25	2	Blue
26	2	Blue
27	1	Red
28	2	Blue
29	1	Red
30	2	Blue
31	2	Blue
32	2	Blue
------- Block ------
33	2	Blue
34	2	Blue
35	2	Blue
36	2	Blue
37	2	Blue
38	1	Red
39	1	Red
40	2	Blue
------- Block ------
41	2	Blue
42	1	Red
43	2	Blue
44	2	Blue
45	2	Blue
46	1	Red
47	2	Blue
48	2	Blue
------- Block ------
49	2	Blue
50	1	Red
51	2	Blue
52	2	Blue
53	2	Blue
54	2	Blue
55	1	Red
56	2	Blue
------- Block ------
57	2	Blue
58	1	Red
59	1	Red
60	2	Blue
61	2	Blue
62	2	Blue
63	2	Blue
64	2	Blue
------- Block ------
65	1	Red
66	2	Blue
67	2	Blue
68	2	Blue
69	2	Blue
70	2	Blue
71	2	Blue
72	1	Red
------- Block ------
73	2	Blue
74	2	Blue
75	1	Red
76	1	Red
77	2	Blue
78	2	Blue
79	2	Blue
80	2	Blue
------- Block ------