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Table 1 Distribution of Demographic and Baseline Clinical Characteristics

From: Methodologic considerations in the design and analysis of nested case-control studies: association between cytokines and postoperative delirium

 

Number of Subjects

Age at Surgery (M ± SD)

Baseline GCP (M ± SD)

Gender (% Female)

Surgery Type (% Orthopedic)

Vascular Comorbidity (%)

APOE ε4 carrier (%)

Pre-match Delirium Case

49

77.2 ± 4.9

54.2 ± 5.9

55%

86

45

18

Pre-match Control

143

76.3 ± 4.8

58.9 ± 6.6

57%

85

29

24

Post-match Delirium Case

39

77.3 ± 5.1

55.2 ± 5.6

54%

92

38

13

Post-match Control

39

76.8 ± 4.7

56.4 ± 5.2

54%

92

38

13

  1. M mean, SD standard deviation, GCP general cognitive performance, APOE Apolipoprotein E