程序结果
Cochran-Mantel-Haenszel Statistics (Based on Table Scores)
Statistic Alternative Hypothesis DF Value Prob
1 Nonzero Correlation 1 1.9779 0.1596
2 Row Mean Scores Differ 1 1.9779 0.1596
3 General Association 1 1.9779 0.1596
Estimates of the Common Relative Risk (Row1/Row2)
Type of Study Method Value 95% Confidence Limits