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SCL-90 averages obtained for periodontal patients and healthy subjects.
| Mean SLC-90 value | Tcalc | T tab | |
|---|---|---|---|
| Periodontopathic | 0.74 | ± 2.74 | ±1.96 |
| Healthy | 0.46 |
Caption: SCL-90: Symptom Check List di Derogatis;
Tcalc: calculation of the test statistic;
T tab: researched limit in statistic tables in correspondence of α/2.
