Table 2.

Subgroup analyses.

Subgroup	Sensitivity	95% CI	Specificity	95% CI	AUC	95% CI
≤0.8 mm	0.66	0.15–0.95	0.66	0.51–0.78	0.69	0.64–0.73
0.8–1 mm	0.71	0.64–0.77	0.67	0.58–0.75	0.75	0.71–0.78
≥1 mm	0.66	0.48–0.80	0.79	0.69–0.86	0.80	0.76–0.83