|
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