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Table 3 Anxiety Prevalence for GAD-7 Items by Patient Delirium Detection

From: The impact of patient delirium in the intensive care unit: patterns of anxiety symptoms in family caregivers

GAD-7 Itemsa Clinical Assessment
CAM-ICUc
Family-Administered
Sour Sevend
Feeling nervous, anxious or on edge 42.3 (29.6–56.1) 44.2 (34.5–54.4)
Not being able to stop or control worrying 44.2 (31.4–57.9) 41.4 (31.6–51.3)
Worrying too much about different things 44.2 (31.4–57.9) 36.8 (27.7–47.0)
Trouble relaxing 38.5 (26.2–52.3) 36.8 (27.7–47.0)
Being so restless that it is hard to sit still 28.8 (18.1–42.6) 24.2 (16.6–33.9)
Becoming easily annoyed or irritable 30.8 (19.7–44.6) 26.3 (18.4–36.1)
Feeling afraid as if something awful might happen 46.2 (33.1–59.8) 41.1 (31.6–51.3)
Total Scoreb 40.4 (27.9–54.2) 35.8 (26.7–46.0)
  1. CAM-ICU = Confusion Assessment Method for ICU
  2. GAD-7 = Generalized Anxiety Disorder-7
  3. aEach item scored as 0, not at all; 1, several days; 2, more than half the days; 3, nearly every day
  4. bTotal score 10 and above indicates clinically significant condition
  5. cScored as present/absent
  6. dSour Seven is scored out of 18; cutpoint of 4
  7. The prevalence of family caregivers for critically ill patients with delirium to indicate an item score 2 or greater or to report a total score that indicates clinically significant anxiety
  8. All values represent % with 95% CIs
  9. Bold text indicates most prevalent symptoms of anxiety