病例对照研究的样本含量 α=.05 1-β=0.09(单侧检验)
对照组暴露者比例 |
相对危险度 |
例病/对照 |
.01 |
.05 |
.010 |
.15 |
.20 |
.25 |
.30 |
.40 |
.50 |
.60 |
.70 |
.80 |
1.5 |
1:1 |
9090 |
1927 |
1039 |
749 |
610 |
531 |
485 |
442 |
442 |
479 |
570 |
778 |
1:2 |
6758 |
1434 |
774 |
559 |
455 |
397 |
362 |
331 |
331 |
360 |
429 |
586 |
1:4 |
5583 |
1186 |
641 |
463 |
377 |
329 |
301 |
275 |
276 |
300 |
358 |
489 |
2.0 |
1:1 |
2815 |
605 |
332 |
243 |
201 |
178 |
165 |
155 |
160 |
178 |
218 |
305 |
1:2 |
2079 |
448 |
246 |
181 |
150 |
133 |
123 |
116 |
120 |
134 |
164 |
230 |
1:4 |
1704 |
368 |
202 |
149 |
124 |
110 |
102 |
96 |
100 |
112 |
137 |
192 |
2.5 |
1:1 |
1493 |
325 |
181 |
134 |
113 |
101 |
95 |
91 |
96 |
110 |
137 |
195 |
1:2 |
1097 |
239 |
134 |
100 |
84 |
75 |
71 |
68 |
72 |
82 |
103 |
147 |
1:4 |
893 |
195 |
109 |
82 |
69 |
62 |
58 |
57 |
60 |
69 |
86 |
123 |
3.0 |
1:1 |
977 |
215 |
121 |
91 |
77 |
70 |
66 |
65 |
70 |
81 |
103 |
149 |
1:2 |
715 |
158 |
89 |
67 |
57 |
52 |
50 |
49 |
53 |
61 |
78 |
112 |
1:4 |
578 |
128 |
73 |
55 |
47 |
43 |
41 |
40 |
44 |
51 |
64 |
94 |
4.0 |
1:1 |
556 |
125 |
72 |
55 |
48 |
44 |
43 |
43 |
48 |
57 |
74 |
109 |
1:2 |
405 |
91 |
53 |
41 |
35 |
33 |
32 |
32 |
36 |
43 |
55 |
82 |
1:4 |
325 |
73 |
43 |
33 |
29 |
27 |
26 |
27 |
30 |
35 |
46 |
68 |
5.0 |
1:1 |
382 |
97 |
51 |
40 |
35 |
33 |
32 |
34 |
38 |
46 |
61 |
91 |
1:2 |
277 |
64 |
38 |
30 |
26 |
25 |
24 |
25 |
29 |
35 |
46 |
69 |
1:4 |
221 |
51 |
30 |
24 |
21 |
20 |
20 |
21 |
23 |
29 |
38 |
57 |
7.5 |
1:1 |
211 |
50 |
31 |
25 |
23 |
22 |
22 |
24 |
28 |
35 |
47 |
72 |
1:2 |
152 |
36 |
23 |
18 |
17 |
16 |
16 |
18 |
21 |
26 |
35 |
54 |
1:4 |
120 |
29 |
18 |
15 |
14 |
13 |
13 |
15 |
17 |
21 |
29 |
45 |
10.0 |
1:1 |
145 |
36 |
23 |
19 |
18 |
19 |
18 |
20 |
24 |
30 |
42 |
64 |
1:2 |
105 |
26 |
17 |
14 |
13 |
13 |
13 |
15 |
18 |
23 |
31 |
48 |
1:4 |
82 |
21 |
13 |
11 |
11 |
10 |
11 |
12 |
15 |
19 |
25 |
40 |
15.0 |
1:1 |
90 |
24 |
16 |
14 |
14 |
14 |
14 |
17 |
20 |
26 |
37 |
58 |
1:2 |
65 |
17 |
12 |
10 |
10 |
10 |
11 |
12 |
15 |
20 |
28 |
43 |
1:4 |
50 |
13 |
|
|
|
|
|
10 |
12 |
16 |
22 |
35 |
20.0 |
1:1 |
66 |
18 |
18 |
12 |
12 |
12 |
13 |
15 |
19 |
25 |
35 |
54 |
1:2 |
47 |
13 |
|
|
|
|
|
11 |
14 |
18 |
26 |
41 |
1:4 |
36 |
10 |
|
|
|
|
|
|
11 |
15 |
21 |
33 |
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