How good is endoscopic ultrasound for TNM staging of gastric cancers? A meta-analysis and systematic review

Table 2 Accuracy of EUS with confidence intervals to diagnose T and N stages in gastric cancer patients

	Pooled sensitivity	Pooled specificity	Pooled LR+	Pooled LR-	Pooled DOR
T1	88.1% (84.5-91.1)	100.0% (99.7-100.0)	90.1 (48.9-165.7)	0.17 (0.10-0.28)	605.6 (296.8-1235.6)
T2	82.3% (78.2-86.0)	95.6% (94.4-96.6)	17.3 (10.9-27.5)	0.23 (0.17-0.290	108.6 (56.6-208.1)
T3	89.7% (87.1-92.0)	94.7% (93.3-95.9)	14.3 (10.3-19.8)	0.13 (0.08-0.19)	144.4 (95.4-218.7)
T4	99.2% (97.1-99.9)	96.7% (95.7-97.6)	19.6 (14.1-27.2)	0.07 (0.04-0.12)	507.8 (247.5-1042.1)
N1	58.2% (53.5-62.8)	87.2% (84.4-89.7)	4.1 (2.4-7.1)	0.49 (0.41-0.58)	9.5 (5.3-16.9)
N2	64.9% (60.8-68.8)	92.4% (89.9-94.4)	6.7 (4.1-10.9)	0.39 (0.31-0.49)	26.6 (13.9-50.7)

LR+: Positive likelihood Ratio, LR-: Negative likelihood Ratio, DOR: Diagnostic odds ratio.