From: Detection of delirium by nurses among long-term care residents with dementia
Symptoms | T1 (N = 125) | T2 (N = 125) | ||
---|---|---|---|---|
 | Sensitivity2 No. (%) [95% CI] | Specificity3No. (%) [95% CI] | Sensitivity No. (%) [95% CI] | Specificity No. (%) [95% CI] |
Easily distracted | 62/116 (53.4) [44.0–62.8] | 6/9 (66.7) [29.9–92.5] | 73/117 (62.4) [53.0–71.2] | 5/8 (62.5) [24.5–91.5] |
Periods of altered perception | 9/23 (39.1) [19.7–61.5] | 75/102 (73.5) [63.9–81.8] | 9/21 (42.9) [21.8–66.0] | 78/104 (75.0) [65.6–83.0] |
Disorganized speech | 50/86 (58.1) [47.0–68.7] | 27/39 (69.2) [52.4–83.0] | 48/84 (57.1) [45.9–67.9] | 28/41 (68.3) [51.9–81.9] |
Periods of restlessness | 35/108 (32.4) [23.7–42.1] | 14/17 (82.3) [56.6–96.2] | 29/102 (28.4) [19.9–38.2] | 19/23 (82.6) [61.2–95.0] |
Periods of lethargy | 22/63 (34.9) [23.3–48.0] | 47/62 (75.8) [63.3–85.8] | 24/57 (42.1) [29.1–55.9] | 55/68 (80.9) [69.5–89.4] |
Mental function varies over the course of the day | 54/118 (45.8) [36.6–55.2] | 4/7 (57.1) [18.4–90.1] | 56/113 (49.6) [40.0–59.1] | 8/12 (66.7) [34.9–90.1] |