Table 4.
GAI - Participants | |||||||||||
Cutoff ≥ | 4 | 5 | 6 | 7 | 8a | 9 | 10 | 11 | 12 | 13 | 14 |
Sensitivity | 0.62 | 0.62 | 0.62 | 0.58 | 0.58 | 0.42 | 0.38 | 0.38 | 0.45 | 0.23 | 0.15 |
Specificity | 0.60 | 0.67 | 0.73 | 0.93 | 0.93 | 0.93 | 0.93 | 1.00 | 1.00 | 1.00 | 1.00 |
PPV | 0.73 | 0.76 | 0.80 | 0.94 | 0.94 | 0.92 | 0.91 | 1.00 | 1.00 | 1.00 | 1.00 |
NPV | 0.47 | 0.50 | 0.52 | 0.56 | 0.56 | 0.48 | 0.47 | 0.48 | 0.47 | 0.43 | 0.41 |
GAI – Collaterals | |||||||||||
Cutoff ≥ | 4 | 5 | 6 | 7 | 8 | 9 | 10a | 11 | 12 | 13 | 14 |
Sensitivity | 0.92 | 0.92 | 0.77 | 0.73 | 0.69 | 0.62 | 0.62 | 0.58 | 0.38 | 0.35 | 0.31 |
Specificity | 0.43 | 0.57 | 0.64 | 0.64 | 0.79 | 0.86 | 0.93 | 0.93 | 0.93 | 0.93 | 0.93 |
PPV | 0.75 | 0.80 | 0.80 | 0.83 | 0.86 | 0.89 | 0.94 | 0.94 | 0.91 | 0.90 | 0.89 |
NPV | 0.75 | 0.80 | 0.60 | 0.59 | 0.58 | 0.55 | 0.57 | 0.54 | 0.45 | 0.43 | 0.42 |
PSWQ-A- Participants | |||||||||||
Cutoff ≥ | 13 | 14 | 15 | 16 | 17a | 18 | 19 | 20 | 21 | 22 | 23 |
Sensitivity | 0.77 | 0.73 | 0.73 | 0.65 | 0.62 | 0.58 | 0.50 | 0.46 | 0.46 | 0.46 | 0.34 |
Specificity | 0.33 | 0.47 | 0.60 | 0.60 | 0.73 | 0.73 | 0.73 | 0.73 | 0.73 | 0.80 | 0.93 |
PPV | 0.67 | 0.70 | 0.76 | 0.74 | 0.80 | 0.79 | 0.76 | 0.75 | 0.75 | 0.80 | 0.90 |
NPV | 0.45 | 0.50 | 0.56 | 0.50 | 0.52 | 0.50 | 0.46 | 0.44 | 0.44 | 0.46 | 0.45 |
PSWQ-A – Collaterals | |||||||||||
Cutoff ≥ | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22a | 23 |
Sensitivity | 0.92 | 0.92 | 0.92 | 0.88 | 0.88 | 0.88 | 0.85 | 0.85 | 0.81 | 0.81 | 0.69 |
Specificity | 0.20 | 0.20 | 0.47 | 0.47 | 0.47 | 0.53 | 0.53 | 0.60 | 0.73 | 0.73 | 0.73 |
PPV | 0.67 | 0.67 | 0.75 | 0.74 | 0.74 | 0.77 | 0.76 | 0.79 | 0.84 | 0.84 | 0.82 |
NPV | 0.60 | 0.60 | 0.78 | 0.70 | 0.70 | 0.73 | 0.67 | 0.69 | 0.69 | 0.69 | 0.58 |
Cut-off that maximizes the sum of sensitivity and specify.
GAI = Geriatric Anxiety Inventory; PSWQ-A = Penn State Worry Questionniare; PPV = positive predictive value; NPV = negative predictive value