Table 3 Performance measures for the ACR 1997, SLICC 2012 and ACR/EULAR 2019 criteria according to first visit, first year and latest periods
Criteria | Sensitivity (95% CI) | Specificity (95% CI) | PPV (95% CI) | NPV (95% CI) | ROC (95% CI) | Accuracy (95% CI) |
|---|---|---|---|---|---|---|
ACR 1997 | ||||||
1st visit | 49% (40–59%) | 96% (87–99%) | 97% (88–99%) | 46% (36–56%) | 0.73 (0.67–0.78) | 64% (56–71%) |
1st year | 57% (47–66%) | 96% (87–99%) | 97% (90–99%) | 50% (40–60%) | 0.76 (0.71–0.82) | 69% (61–76%) |
Latest | 66% (56–74%) | 96% (87–99%) | 97% (91–99%) | 56% (45–66%) | 0.81 (0.76–0.86) | 75% (68–81%) |
SLICC | ||||||
1st visit | 76% (67–84%) | 94% (84–99%) | 97% (91–99%) | 64% (52–75%) | 0.85 (0.80–0.90) | 82% (75–87%) |
1st year | 84% (76–90%) | 94% (84–99%) | 97% (91–99%) | 73% (60–83%) | 0.89 (0.84–0.94) | 87% (81–92%) |
Latest | 86% (78–92%) | 94% (84–99%) | 97% (92–99%) | 75% (63–85%) | 0.90 (0.85–0.95) | 88% (83–93%) |
ACR/EULAR | ||||||
1st visit | 81% (73–88%) | 92% (81–98%) | 96% (90–99%) | 69% (57–80%) | 0.87 (0.82–0.92) | 85% (78–90%) |
1st year | 88% (80–93%) | 90% (79–97%) | 95% (89–98%) | 77% (64–87%) | 0.89 (0.84–0.94) | 88% (83–93%) |
Latest | 89% (82–94%) | 90% (79–97%) | 95% (89–99%) | 79% (67–89%) | 0.90 (0.85–0.95) | 90% (84–94%) |
ACR/EULARa | ||||||
1st visit | 76% (67–84%) | 96% (87–99%) | 98% (92–99%) | 65% (53–75%) | 0.86 (0.81–0.91) | 83% (76–88%) |
1st year | 83% (74–89%) | 96% (87–99%) | 98% (93–99%) | 71% (59–81%) | 0.89 (0.85–0.94) | 87% (81–92%) |
Latest | 84% (76–90%) | 96% (87–99%) | 98% (93–99%) | 73% (61–83%) | 0.90 (0.86–0.94) | 88% (83–93%) |