Table 2.
Independent sample t-test of MTR values in corresponding regions between groups
| Compared | the lesion parenchymal areas | the edema areas | the non focal areas | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Levene’s Test | t test | Levene’s Test | t test | Levene’s Test | t test | |||||||
| F value | P value | t value | P value | F value | P value | t value | P value | F value | P value | t value | P value | |
| normal group & metastatic tumor group | 14.315 | 0.000 | −8.550 | 0.000 | 0.597 | 0.445 | −2.394 | 0.024 | 0.743 | 0.394 | −2.403 | 0.021 |
| normal group & glioma group | 21.706 | 0.000 | −14.642 | 0.000 | 6.538 | 0.015 | −11.651 | 0.000 | 1.209 | 0.279 | 0.405 | 0.689 |
| metastatic tumor group & glioma group | 1.807 | 0.187 | −6.437 | 0.000 | 2.959 | 0.095 | −8.399 | 0.000 | 0.051 | 0.823 | 2.382 | 0.024 |
Levene’s Test, P < 0.05, homogeneity of variance; independent sample t-test, P = < 0.05, statistically significant