Table S2.

Meta-analysis results on diagnostic efficacy of MRI on size of metastatic lymph nodes

Unit	Node size (mm)	SEN (95% CI)	SPE (95% CI)	AUC (SE)	Q* (SE)
Level I	10	0.768 (0.725–0.808)	0.901 (0.880–0.919)	0.9159 (0.0348)	0.8487 (0.0394)
	11	0.883	0.866
	12	0.803	0.786
	15	0.774 (0.709–0.830)	0.721 (0.682–0.758)	0.8653 (0.0295)	0.7959 (0.0287)
Level II	10	0.812 (0.778–0.844)	0.883 (0.861–0.902)	0.9151 (0.0341)	0.8477 (0.0385)
	11	0.542	0.953
	12	0.803	0.786
	15	0.774 (0.709–0.830)	0.721 (0.682–0.758)	0.8653 (0.0295)	0.7959 (0.0287)
Level III	10	0.801 (0.767–0.833)	0.894 (0.875–0.911)	0.9121 (0.0314)	0.8444 (0.0350)
	12	0.803	0.786
	15	0.785 (0.712–0.846)	0.704 (0.662–0.742)	0.8385 (0.0274)	0.7705 (0.0253)
Level IV	10	0.801 (0.767–0.833)	0.894 (0.875–0.911)	0.9121 (0.0314)	0.8444 (0.0350)
	12	0.803	0.786
	15	0.785 (0.712–0.846)	0.704 (0.662–0.742)	0.8385 (0.0274)	0.7705 (0.0253)
Retro	5	0.885	0.750
	10	0.780 (0.742–0.814)	0.899 (0.880–0.915)	0.9138 (0.0315)	0.8464 (0.0354)
	12	0.803	0.786
	15	0.785 (0.712–0.846)	0.704 (0.662–0.742)	0.8385 (0.0274)	0.7705 (0.0253)
Others	10	0.801 (0.767–0.833)	0.894 (0.875–0.911)	0.9121 (0.0314)	0.8444 (0.0350)
	12	0.803	0.786
	15	0.785 (0.712–0.846)	0.704 (0.662–0.742)	0.8385 (0.0274)	0.7705 (0.0253)

Abbreviations: MRI, magnetic resonance imaging; SEN, sensitivity; CI, confidence interval; SPE, specificity; AUC, area under the curve; SE, standard error.