Table 5 Diagnostic performance of HR MRI and conventional MRI in T staging of patients with esophagogastric junction cancer
T staging | Technique | Accuracy (%) | Sensitivity (%) | Specificity (%) | Overstatement (%) | Understatement (%) |
|---|---|---|---|---|---|---|
≤T3 vs ≥ T4 | HRMRI | 93.5 (58/62) | 94.3 (50/53) | 88.9 (8/9) | 4.8 (3/62) | 1.6 (1/62) |
ConventionalMRI | 83.9 (47/56) | 91.5 (43/47) | 44.4 (4/9) | 7.1 (4/56) | 8.9 (5/56) | |
p | 0.096 | 0.869 | 0.134 | 0.890 | 0.166 | |
≤T1 vs ≥ T2 | HR MRI | 98.4 (61/62) | 90 (9/10) | 100 (52/52) | 1.6 (1/62) | 0 (0/62) |
ConventionalMRI | 92.9 (52/56) | 100 (11/11) | 91.1 (41/45) | 0 (0/56) | 7.1 (4/56) | |
p | 0.302 | 0.476 | 0.092 | 1.000 | 0.103 | |