Factors Affecting the Accuracy of Endoscopic Ultrasonography in the Diagnosis of Early Gastric Cancer Invasion Depth: A Meta-analysis

Table 6

The rates of underestimation and overestimation of SM by EUS.

ID	Overstaging rate	Understaging rate
Mandai and Yasuda [34]	16/79 (20.3%)	20/79 (25.3%)
Kim et al. [12]	10/44 (22.7%)	—
Akashi et al. [8]	11/73 (15.1%)	32/73 (43.8%)
Hizawa et al. [29]	5/60 (8.3%)	26/60 (43.3%)
Kim et al. [9]	—	3/70 (4.3%)
Lee et al. [24]	4/71 (5.6%)	12/71 (16.9%)
Yoshida et al. [17]	1/31 (3.2%)	11/31 (35.5%)
Choi et al. [23]	71/76 (93.4%)	—
Tsujii et al. [18]	6/35 (17.1%)	5/35 (14.3%)
Mouri et al. [14]	—	5/34 (14.7%)
Okada et al. [7]	30/126 (0.8%)	58/126 (46.0%)
Total	154/369 (32.8%)	172/579 (29.7%)