Sensitivity and specificity for each cut-point of PAGE
| Cut-point for admission decision | Sensitivity (95% CI) | Specificity (95% CI) | Likelihood ratio+ | Likelihood ratio− | Positive predictive value | Negative predictive value |
| ≥0 | 100% | 0% | 1.0000 | – | – | – |
| ≥1 | 96.83 (96.38 to 97.23) | 15.80 (15.22 to 16.41) | 1.1501 | 0.2010 | 34.8 (34.2 to 35.4) | 91.5 (91.1 to 91.9) |
| ≥2 | 91.13 (90.42 to 91.79) | 36.34 (35.56 to 37.13) | 1.4315 | 0.2441 | 39.9 (39.3 to 40.6) | 89.8 (89.4 to 90.2) |
| ≥3 | 87.70 (86.89 to 88.46) | 45.84 (45.03 to 46.65) | 1.6192 | 0.2684 | 42.9 (42.3 to 43.6) | 88.9 (88.5 to 89.3) |
| ≥4 | 78.87 (77.90 to 79.81) | 61.03 (62.23 to 63.82) | 2.1330 | 0.3353 | 48.5 (47.8 to 49.1) | 85.7 (85.2 to 86.2) |
| ≥5 | 68.61 (67.49 to 69.70) | 73.69 (72.97 to 74.40) | 2.6074 | 0.4261 | 54.8 (54.1 to 55.4) | 83.5 (83.0 to 84.0) |
| ≥6 | 59.47 (58.29 to 60.64) | 80.86 (80.21 to 81.49) | 3.1070 | 0.5012 | 59.1 (58.4 to 59.7) | 81.1 (80.6 to 81.7) |
| ≥7 | 48.56 (47.37 to 49.76) | 87.89 (87.03 to 88.11) | 3.9099 | 0.5873 | 64.5 (63.8 to 65.1) | 78.6 (78.0 to 79.1) |
| ≥8 | 38.88 (37.73 to 40.06) | 92.20 (91.75 to 92.62) | 4.9819 | 0.6629 | 69.8 (69.2 to 70.4) | 76.5 (75.9 to 77.0) |
| ≥9 | 29.84 (28.76 to 30.94) | 95.34 (94.99 to 95.68) | 6.4089 | 0.7359 | 74.8 (74.3 to 75.4) | 74.5 (74.0 to 75.1) |
| ≥10 | 22.11 (21.14 to 23.12) | 97.43 (97.16 to 97.68) | 8.6053 | 0.7994 | 80.0 (79.4 to 80.5) | 72.9 (72.3 to 73.5) |
| ≥11 | 16.36 (15.49 to 17.26) | 98.56 (98.35 to 98.75) | 11.3733 | 0.8486 | 84.1 (83.6 to 84.6) | 71.7 (71.1 to 72.3) |
| ≥12 | 12.03 (11.27 to 12.83) | 99.28 (99.12 to 99.41) | 16.6441 | 0.8861 | 88.5 (88.1 to 89.0) | 70.9 (70.3 to 71.5) |
| ≥13 | 8.33 (7.69 to 9.01) | 99.60 (99.48 to 99.69) | 20.7021 | 0.9204 | 90.6 (90.2 to 91.0) | 70.1 (69.5 to 70.7) |
| ≥14 | 5.49 (4.97 to 6.07) | 99.79 (99.70 to 99.85) | 25.9892 | 0.9471 | 92.4 (92.0 to 92.7) | 69.5 (68.9 to 70.1) |
| ≥15 | 3.25 (2.84 to 3.70) | 99.85 (99.77 to 99.90) | 21.6398 | 0.9690 | 91.0 (90.6 to 91.3) | 69.0 (68.4 to 69.6) |
| ≥16 | 2.14 (1.82 to 2.52) | 99.90 (99.83 to 99.94) | 20.9674 | 0.9796 | 90.7 (90.3 to 91.1) | 68.7 (68.1 to 69.4) |
| ≥17 | 1.12 (0.89 to 1.40) | 99.97 (99.92 to 99.99) | 32.7436 | 0.9867 | 93.8 (93.5 to 94.2) | 68.5 (67.9 to 69.2) |
| ≥18 | 0.65 (0.48 to 0.88) | 100 (99.97 to 100) | – | 0.9935 | 100.0 (100.0 to 100.0) | 68.4 (67.8 to 69.1) |
| ≥19 | 0.34 (0.22 to 0.52) | 100 (99.97 to 100) | – | 0.9966 | 100.0 (100.0 to 100.0) | 68.4 (67.8 to 69.0) |
| ≥20 | 0.12 (0.06 to 0.24) | 100 (99.97 to 100) | – | 0.9988 | 100.0 (100.0 to 100.0) | 68.3 (67.7 to 68.9) |
| ≥21 | 0.04 (0.01 to 0.14) | 100 (99.97 to 100) | – | 0.9996 | 100.0 (100.0 to 100.0) | 68.3 (67.7 to 68.9) |
| ≥22 | 0.02 (0.00 to 0.10) | 100 (99.97 to 100) | – | 0.9996 | 100.0 (100.0 to 100.0) | 68.3 (67.7 to 68.9) |
| ≥23 | 0 | 100 | – | 1.0000 | 100.0 (100.0 to 100.0) | 68.3 (67.7 to 68.9) |
PAGE, Paediatric Admission Guidance in the Emergency Department.