Table 3. Sensitivity, specificity, positive likelihood ratio and negative likelihood ratio of ctDNA and CTCs for assessing tumor progression (N = 70).

	ctDNA		CTCs
		95 CI		95 CI
Sensitivity	94.4	73–100	44.4	21–69
Specificity	72.7	39–94	63.6	31–89
Positive	3.5	1.31–9.15	1.2	0.48–3.12
Negative	0.1	0.01–0.53	0.9	0.48–1.6