แบบแผนการวิจัย |
วิธีสรุปข้อมูลของตัววัด |
การทดสอบทางสถิติ |
Two independent groups
|
Proportions | Chi – Square, |
Fisher’s exact | ||
Rank ordered | Mann Whitney U. | |
Mean | Unpaired t – test | |
Survival data | Mantel Haenszel, Log rank | |
Two related groups (matched groups, before/after,cross over)
|
Proportions | McNemar Chi – square, |
Rank ordered | Sign test, | |
Wilcoxon signed rank | ||
Mean | Paired t – test | |
More than two independent groups
|
Proportions | Chi – square |
Rank ordered | Kruskal Wallis | |
Mean | ANOVA | |
Survival data | Log rank | |
More than two related groups (e.g. repeated measures, matched patients) | Proportions | Cochran Q |
Rank ordered | Friedman | |
Mean | ANOVA (repeated) | |
Analytical design
|
Proportions | Log linear Models *, |
Discriminant analysis * | ||
Mean | Multiple regression * | |
Exposed/ Unexposed rate | Relative risk, Odds ratio | |
* Multivariate analysis |
การประชุม