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Table 7 Detection efficacy of RADAR (3–4 RADAR administrations)

From: Recognizing acute delirium as part of your routine [RADAR]: a validation study

Number of daily CAM assessments

Time required (min)

Sensitivity

Specificity

Relative detection efficacy a)

3 CAM + 1 HDS

30 + 20 = 50

100% (23/23)

95% (162/170)

1

2 CAM + 1 HDS

20 + 20 = 40

91% (21/23)

98% (167/170)

1.14

1 CAM + 1 HDS

10 + 20 = 30

78% (18/23)

98% (167/170)

1.30

RADAR

4 * 7 sec. = 0.5

73% (8/11)

67% (68/102)

73

  1. CAM: Confusion Assessment Method; HDS: Hierarchic Dementia Scale.
  2. a)The relative detection efficacy compares the number of successfully detected cases per minute using various assessments to our gold standard of 3 CAM interviews and one HDS.
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BMC Nursing

ISSN: 1472-6955

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