Table 5.
ANOVA test and Post Hoc multiple comparisons of mean area fraction of mdm-2 immunopositivity in relation to different grades of MEC:
| Descriptive statistics (mdm-2) | ||||||
|---|---|---|---|---|---|---|
| Grade | Number of fields (Records) | Mean Area Fraction | Standard Deviation | |||
| Grade I | 8 | 32.16375 | 1.264538 | |||
| Grade II | 32 | 35.95156 | 7.165884 | |||
| Grade III | 24 | 42.77000 | 5.654459 | |||
| ANOVA (mdm-2) | ||||||
| Sum of Squares | df | Mean Square | F | P Value | ||
| Mdm-2 | Between Groups | 952.76 | 2 | 476.38 | 12.427 | |
| Within Groups | 2338.42 | 61 | 38.33 | 0.0001 | ||
| Total | 3291.18 | 63 | ||||
| Post Hoc (Tukey HSD) | ||||||
| Dependent Variable | (I) Groups | (J) Groups. | Mean Diff | P Value | Significance | |
| Mdm-2 Mean Area Fraction | Grade I | Grade II | -3.787812 | < 0.001 | S* | |
| Grade III | -10.606250 | < 0.001 | S | |||
| Grade II | Grade III | - 6.818438 | > 0.05 | NS | ||
* The mean difference is significant at the 0.05 level