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World J Gastroenterol. Feb 7, 2014; 20(5): 1340-1347
Published online Feb 7, 2014. doi: 10.3748/wjg.v20.i5.1340
Published online Feb 7, 2014. doi: 10.3748/wjg.v20.i5.1340
Table 1 Characteristics of the 72 patients with early esophageal squamous cell carcinoma of T1a or T1b stage n (%)
Table 2 Accuracy of endoscopic ultrasound for staging T1a or T1b esophageal squamous cell carcinoma
Pathology | Expert 1 | Expert 2 | Common results | ||
T1a (n = 36) | T1b (n = 36) | T1a (n = 39) | T1b (n = 33) | T1a (n = 36) | |
T1a (n = 35) | 23 | 13 | 25 | 10 | 26 |
T1b (n = 37) | 13 | 24 | 14 | 23 | 10 |
Group | |||||
AC | 65.30% | 66.70% | 70.80% | ||
SE | 65.70% | 64.10% | 74.30% | ||
FPR | 35.10% | 35.90% | 27.00% | ||
FNR | 34.30% | 30.30% | 25.70% | ||
SP | 64.90% | 69.70% | 73.00% | ||
PPV | 63.90% | 71.40% | 72.20% | ||
NPV | 66.70% | 62.20% | 75.00% | ||
AUC | 0.653 | 0.668 | 0.736 | ||
P value | 0.026 | 0.014 | 0.001 |
Table 3 Accuracy of endoscopic ultrasound for staging T1a or T1b esophageal squamous cell carcinoma in relation to tumor location
Site of neoplasm | Expert 1 | Expert 2 | Common results | ||||
T1a | T1b | T1a | T1b | T1a | T1b | ||
Upper third | T1a | 4 | 2 | 4 | 2 | 4 | 1 |
T1b | 1 | 2 | 1 | 2 | 1 | 3 | |
Mid third | T1a | 14 | 10 | 16 | 11 | 17 | 8 |
T1b | 9 | 19 | 7 | 18 | 6 | 21 | |
Lower third | T1a | 5 | 1 | 5 | 1 | 5 | 1 |
T1b | 2 | 3 | 2 | 3 | 2 | 3 | |
Group | |||||||
AC | Upper third | 66.7% | 66.7% | 77.8% | |||
Mid third | 63.50% | 65.40% | 73.10% | ||||
Lower third | 72.70% | 72.70% | 72.70% | ||||
SE | Upper third | 66.70% | 66.70% | 80.00% | |||
Mid third | 58.30% | 59.30% | 68.00% | ||||
Lower third | 83.30% | 83.30% | 83.30% | ||||
FPR | Upper third | 66.70% | 66.70% | 75.00% | |||
Mid third | 67.90% | 72.00% | 77.80% | ||||
Lower third | 60.00% | 60.00% | 60.00% | ||||
FNR | Upper third | 80.00% | 80.00% | 80.00% | |||
Mid third | 60.90% | 69.60% | 73.90% | ||||
Lower third | 71.40% | 71.40% | 71.40% | ||||
SP | Upper third | 50.00% | 50.00% | 75.30% | |||
Mid third | 65.50% | 62.10% | 72.40% | ||||
Lower third | 75.00% | 75.00% | 75.00% |
Table 4 Cox multivariate analyses of factors affecting diagnostic accuracy of endoscopic ultrasound for staging T1a or T1b esophageal squamous cell carcinoma
Characteristics | Hazards ratio | P value |
Age ( ≤ 58 vs > 58 yr) | 1.240 | 0.269 |
Sex (male vs female) | 0.923 | 0.340 |
Tumor width, cm ( ≤ 2 vs > 2) | 1.407 | 0.240 |
Tumor length, cm ( ≤ 2 vs > 2) | 4.984 | 0.0291 |
Differentiation (well-moderate vs poor) | 2.815 | 0.098 |
- Citation: He LJ, Shan HB, Luo GY, Li Y, Zhang R, Gao XY, Wang GB, Lin SY, Xu GL, Li JJ. Endoscopic ultrasonography for staging of T1a and T1b esophageal squamous cell carcinoma. World J Gastroenterol 2014; 20(5): 1340-1347
- URL: https://www.wjgnet.com/1007-9327/full/v20/i5/1340.htm
- DOI: https://dx.doi.org/10.3748/wjg.v20.i5.1340