Table 3.

Proportion of patients, sensitivity, specificity, positive predictive value, and negative predictive values for different breakpoints according to the score predicting Pseudomonas aeruginosa bloodstream infection.

	Proportion of Patients	TP	FP	TN	FN	Sensitivity	Specificity	PPV	NPV	Accuracy
Score ≥ 0	100%	81	2572	0	0	1	0	0.03	-	0.03
Score ≥ 1	96.2%	73	2479	93	8	0.90	0.04	0.02	0.92	0.06
Score ≥ 2	88.5%	52	2297	275	29	0.64	0.11	0.02	0.90	0.12
Score ≥ 3	85.1%	39	2218	354	42	0.48	0.14	0.02	0.89	0.15
Score ≥ 4	84.2%	35	2200	372	46	0.43	0.14	0.02	0.89	0.15
Score ≥ 5	62%	28	1616	956	53	0.35	0.37	0.02	0.95	0.37
Score ≥ 6	19.3%	14	498	2074	67	0.17	0.81	0.03	0.97	0.79
Score ≥ 7	5.9%	6	150	2422	75	0.07	0.94	0.04	0.97	0.92
Score ≥ 8	1.2%	3	30	2542	78	0.04	0.99	0.09	0.97	0.96
Score ≥ 9	0%	0	0	2572	81	0	1	-	0.97	0.97

TP: True Positive; FP: False Positive; TN: True Negative; FN: False Negative; PPV: Positive Predictive Value; NPV: Negative Predictive Value.