Table 2 Patient Characteristics and Outcomes of Delirium after Primary Elective THA (2009–2014)

Total (n = count)

384,943

3481

Total incidence (%)

Age (yrs.)

65 (57–74)

77 (69–83)

  ≤ 50

11.01

2.15

 51–60

23.80

7.07

 61–70

31.19

18.33

  ≥ 71

34.00

72.45

 Sex (% female)

55.83

58.16

 White

86.12

89.52

 Black

7.39

5.08

 Hispanic

3.24

2.52

 Asian or Pacific Islander

0.83

0.71

 Native American

0.37

0.32

 Other

2.06

1.84

 CCI^a

3 (2–4)

4 (4–5)

 LOS^b (d)

3 (2–3)

4 (3–6)

Total charges ($)

47,936 (35,100.5-66,438)

56,984 (40,339-81,950)

In-hospital mortality (%)

0.13

0.81