Sensitivity, specificity, PPV, and NPV of case-finding tools for T score ≤ −2.5.
| Case-finding instrument | 1st author, year of publication | Sensitivity % | Specificity % | PPV % | NPV % |
|---|---|---|---|---|---|
| Dutch instrument19 | Elders, 2005 | 20 | 86 | 19 | 87 |
| ABONE9 | Cadarette, 2001 | 83 | 48 | ||
| OPERA10,a | Salaffi 2005 | 88–90 | 61–64 | 29–39 | 96–97 |
| ORAI11 | Cadarette 2000 | 94 | 41 | 18 | |
| OSIRIS12,13 | Sedrine 2002 | 79 | 51 | ||
| Reginster, 2004 | 85 | 39 | 42 | 83 | |
| OST14–16,b | Richy, 2004 | 86 | 40 | 41 | 86 |
| Adler, 2003 | 75 | 80 | 41 | 95 | |
| Koh, 2001 | 91 | 45 | |||
| SCORE17 | Sedrine, 2001 | 98 | 19 | 7 | 99 |
| Weight criterion18,a | Michaëlsson, 1996 | 89–94 | 36–38 | 21–33 | 91–97 |
↵a T scores of lumbar spine and femoral neck separately.
↵b Cut-off −1. PPV = positive predictive value. NPV = negative predictive value. ABONE = Age, BOdy, No Estrogen use. OPERA = Osteoporosis Prescreening Risk Assessment. ORAI = Osteoporosis Risk Assessment Instrument. OSIRIS = Osteoporosis Index of Risk. OST = Osteoporosis Self-assessment Tool. SCORE = Simple Calculated Osteoporosis Risk Estimation.