Table 4.

Sensitivity and specificity values according to APACHE II scoring criteria and coordinates

Criterion	Sensitivity	95% CI	Specificity	95% CI	+LR	95% CI	−LR	95% CI
≥0	100.00	94.4–100.0	0.00	0.0–0.7	1.00	1.0
>0	93.75	84.8–98.3	0.75	0.2–1.9	0.94	0.9–1.0	8.38	2.1–32.7
>2	93.75	84.8–98.3	8.21	6.0–10.9	1.02	1.0–1.1	0.76	0.3–2.0
>3	93.75	84.8–98.3	20.15	16.8–23.8	1.17	1.1–1.3	0.31	0.1–0.8
>4	93.75	84.8–98.3	25.37	21.7–29.3	1.26	1.2–1.4	0.25	0.09–0.6
>5	87.50	76.8–94.4	50.00	45.7–54.3	1.75	1.5–2.0	0.25	0.1–0.5
>6	75.00	62.6–85.0	55.97	51.7–60.2	1.70	1.4–2.0	0.45	0.3–0.7
>7	62.50	49.5–74.3	71.64	67.6–75.4	2.20	1.7–2.8	0.52	0.4–0.7
>8	56.25	43.3–68.6	76.87	73.1–80.4	2.43	1.9–3.2	0.57	0.4–0.8
>9	56.25	43.3–68.6	83.58	80.2–86.6	3.43	2.6–4.6	0.52	0.4–0.7
>10	43.75	31.4–56.7	88.06	85.0–90.7	3.66	2.6–5.3	0.64	0.5–0.8
>11	37.50	25.7–50.5	91.79	89.1–94.0	4.57	3.0–7.0	0.68	0.6–0.8
>12	25.00	15.0–37.4	93.28	90.8–95.3	3.72	2.2–6.3	0.80	0.7–0.9
>13	25.00	15.0–37.4	97.01	95.2–98.3	8.38	4.4–15.9	0.77	0.7–0.9
>14	25.00	15.0–37.4	97.76	96.1–98.8	11.17	5.5–22.5	0.77	0.7–0.9
>15	18.75	10.1–30.5	98.51	97.1–99.4	12.56	5.3–29.6	0.82	0.7–0.9
>16	12.50	5.6–23.2	99.25	98.1–99.0	16.75	5.2–54.1	0.88	0.8–1.0
>17	6.25	1.7–15.2	100.00	99.3–100.0	0.94			0.9–1.0
>18	0.00	0.0–5.6	100.00	99.3–100.0	1.00			1.0