Table 2 Positive findings in patients
Total | Sarcoma | Benign | P value (sar. vs. ben.) | Sensitivity | Specificity | PPV (%) | NPV (%) | |
|---|---|---|---|---|---|---|---|---|
Age (≥49 years) | 31/63 (49.2 %) | 14/15 (93.3 %) | 17/48 (35.4 %) | <0.001* | 0.93 | 0.65 | 45.2 | 96.9 |
Serum LDH level (≥279 U/L) | 7/63 (11.1 %) | 7/15 (46.7 %) | 0/48 (0.0 %) | <0.001* | 0.47 | 1.00 | 100.0 | 85.7 |
MRI findings | 27/63 (42.9 %) | 12/15 (80.0 %) | 15/48 (31.3 %) | <0.001* | 0.80 | 0.69 | 44.4 | 91.7 |
Cytological findings | 6/63 (9.5 %) | 5/15 (33.4 %) | 1/48 (2.1 %) | <0.001* | 0.33 | 0.93 | 83.3 | 58.3 |