Table 2. . Positive likelihood ratio, sensitivity, specificity and accuracy for different cutoff points.

MGMT methylation (%)	Sensitivity (95% CI)	Specificity (95% CI)	Accuracy	LR+
9	0.56 (0.441–0.67)	0.66 (0.468–0.81)	0.59	1.62
11	0.57 (0.454–0.68)	0.66 (0.468–0.81)	0.60	1.66
13	0.58 (0.4665–0.69)	0.62 (0.4375–0.78)	0.60	1.56
15	0.61 (0.492–0.72)	0.62 (0.437–0.78)	0.61	1.63
17	0.65 (0.531–0.75)	0.59 (0.408–0.76)	0.63	1.60
19	0.65 (0.531–0.75)	0.59 (0.408–0.76)	0.65	1.60
21	0.68 (0.558–0.78)	0.59 (0.408–0.76)	0.65	1.66
23	0.68 (0.558–0.78)	0.56 (0.359–0.73)	0.64	1.54
25	0.68 (0.558–0.78)	0.56 (0.359–0.73)	0.64	1.54

LR+: Likelihood ratio.