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Table 1 Demographics of geriatric patients undergoing hip hemiarthroplasty stratified by occurrence of surgical site infection

From: Incidence and risk factors for surgical site infection (SSI) after primary hip hemiarthroplasty: an analysis of the ACS-NSQIP hip fracture procedure targeted database

 

No SSI

SSI

P-value

Total (n)

5989

80

 

Age (%)

  

0.2650

 65–80

28.39

28.75

 

 80–90

46.60

53.75

 

 90+

25.01

17.5

 

Sex (%)

  

0.1572

 Female

68.64

61.25

 

 Male

31.36

38.75

 

Body mass index (%)

  

0.0019*

 Underweight (<18.5 kg/m2)

20.17

21.25

 

 Normal weight (18.5–29.9 kg/m2)

69.21

56.25

 

 Overweight (30.0–34.9 kg/m2)

7.76

13.75

 

 Obese (≥35 kg/m2)

2.86

8.75

 

Pre-operative functional status (%)

  

0.0029*

 Independent in ADL

76.29

60.00

 

 Partially/totally dependent in ADL

23.18

38.75

 

 Unknown

0.53

1.25

 

Bone medications (%)

  

0.2550

 Yes

30.36

36.25

 

 No

69.64

63.75

 
  1. Abbreviations: SSI Surgical site infection, ADL Activities of daily living
  2. *Statistically significant (P < 0.05)