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Table 3 Recognition of cognitive impairment

From: Cognitive impairment is undetected in medical inpatients: a study of mortality and recognition amongst healthcare professionals

 

Abnormal cognitive test results

Statistic

p value

Significant post-hoc differences*

 

0

1

2

   
 

n = 55

n = 68

n = 77

   

Subjective memory complaints yes/no

67%

73%

65%

χ2(2, N = 200) = 1.45

0.48

-

Subjective memory complaints QoL-AD

48%

55%

59%

χ2(2, N = 200) = 1.74

0.42

-

Cognitive impairment recognised by informant QoL-AD

24%

39%

77%

χ2(2, N = 141) = 29.05

<0.001

b

Cognitive impairment recognised by staff physician

9%

12%

44%

χ2(2, N = 200) = 29.84

<0.001

b, c

Cognitive impairment recognised by staff nurse

15%

12%

64%

χ2(2, N = 200) = 55.44

<0.001

b, c

  1. Recognition of cognitive impairment.
  2. * Significant differences (p < 0.05) after Bonferroni correction:
  3. a = between 0 vs 1 abnormal cognitive test.
  4. b = between 0 vs 2 abnormal cognitive tests.
  5. c = between 1 vs 2 abnormal cognitive tests.
  6. QoL-AD = Quality of life in Alzheimer’s disease.