Table 4 Psychometric properties at optimal cut-off values for generalized anxiety disorder and any anxiety disorder screening in patients with negative depression screening results
From: Screening for anxiety disorders in patients with coronary artery disease
Cut-off score | N (%) | Sensitivity,% (95% CI) | Specificity,% (95% CI) | PPV,% (95% CI) | NPV,% (95% CI) |
|---|---|---|---|---|---|
HADS-D score <5, n = 340 | |||||
Generalized anxiety disorder | |||||
HADS-A ≥ 8 | 49 (14) | 89 (51–99) | 88 (83–91) | 16 (8–10) | 100 (98–100) |
STAI ≥ 45 | 104 (31) | 89 (51–99) | 71 (66–76) | 8 (4–15) | 100 (97–100) |
SSAI ≥ 40 | 118 (35) | 89 (51–99) | 67 (61–72) | 7 (3–13) | 100 (97–100) |
Any anxiety disorder | |||||
HADS-A ≥ 8 | 49 (14) | 69 (41–88) | 88 (84–91) | 22 (12–37) | 98 (96–99) |
STAI ≥ 45 | 104 (31) | 87 (58–98) | 72 (67–77) | 13 (71–21) | 99 (97–100) |
SSAI ≥ 40 | 118 (35) | 81 (54–95) | 68 (62–73) | 11 (6–18) | 99 (96–100) |
BDI-II score <14, n = 370 | |||||
Generalized anxiety disorder | |||||
HADS-A ≥ 8 | 45 (12) | 80 (30–99) | 89 (85–92) | 9 (3–22) | 100 (98–100) |
STAI ≥ 45 | 110 (30) | 60 (17–93) | 71 (66–75) | 3 (1–8) | 99 (97–100) |
SSAI ≥ 40 | 126 (34) | 60 (17–93) | 66 (61–71) | 2 (1–7) | 99 (97–100) |
Any anxiety disorder | |||||
HADS-A ≥ 8 | 45 (12) | 50 (20–80) | 89 (85–92) | 11 (4–25) | 98 (96–99) |
STAI ≥ 45 | 110 (30) | 70 (35–92) | 71 (66–76) | 6 (3–13) | 99 (96–100) |
SSAI ≥ 40 | 126 (34) | 50 (20–80) | 66 (61–71) | 4 (1–9) | 98 (95–99) |