0.50 | 0.40 | 0.25 | 0.15 | 0.10 | 0.05 | 0.025 | 0.010 | 0.005 | 0.001 | |
0.455 | 0.708 | 1.323 | 2.072 | 2.706 | 3.841 | 5.024 | 6.635 | 7.879 | 10.828 |
| 患流感 | 未患流感 | 总计 |
服用中药 | 2 | 18 | 20 |
未服用中药 | 8 | 12 | 20 |
总计 | 10 | 30 | 40 |
| 患流感 | 未患流感 | 总计 |
服用中药 | 2 | 18 | 20 |
未服用中药 | 8 | 12 | 20 |
总计 | 10 | 30 | 40 |
A. | B. | C. | D. |
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