Table 2 Detailed data on potential risk factors for hospital-acquired pneumonia

Advanced age

19

•

•

•

•

•

Time from injury to operation

15

•

•

•

◦

◦

Hypoalbuminemia

14

•

•

•

•

•

COPD

14

•

•

•

◦

•

Male sex

8

•

•

•

◦

◦

ASA

7

•

•

◦

◦

◦

History of stroke

7

•

•

◦

◦

◦

Type of anesthesia

7

•

•

•

◦

◦

Anemia

5

•

•

•

◦

◦

Duration of surgery

5

•

•

•

◦

◦

High BMI

4

•

•

•

◦

◦

High RDW

3

•

•

◦

◦

◦

CVA

3

•

•

•

◦

◦

Functional status

3

•

•

•

◦

◦

History of cancer

3

•

•

◦

◦

◦

History of smoking

3

•

•

◦

◦

◦

ICU

3

•

•

◦

◦

◦

Number of comorbidities

3

•

•

◦

•

◦

Cognitive function dysfunction

2

•

•

◦

◦

◦

High Cr

2

•

•

◦

◦

◦

Hyperglycemia

2

•

•

◦

◦

◦

Time of Mechanical ventilation

2

•

•

◦

◦

◦

Type of operation

2

•

•

◦

◦

◦

Charlson Comorbidity Index

1

◦

◦

◦

◦

◦

Dyspnea on exertion

1

◦

◦

◦

◦

◦

High BNP

1

◦

◦

◦

◦

◦

High CKMB

1

◦

◦

◦

◦

◦

High c-reactive protein

1

◦

◦

◦

◦

◦

High d-dimer

1

◦

◦

◦

◦

◦

Hospital stay

1

◦

◦

◦

◦

◦

Hypoxemia

1

◦

◦

◦

◦

◦

Liver disease

1

◦

◦

◦

◦

◦

Low oxygen level

1

◦

◦

◦

◦

◦

Mechanical ventilation

1

◦

◦

◦

◦

◦

Nasoenteral tube

1

◦

◦

◦

◦

◦

NISS

1

◦

◦

◦

◦

◦

Platelet

1

◦

◦

◦

◦

◦

Postoperative bed rest time

1

◦

◦

◦

◦

◦

Postoperative delirium

1

◦

◦

◦

◦

◦

Preoperative modified frailty index

1

◦

◦

◦

◦

◦

RV GLS

1

◦

◦

◦

◦

◦

Type of fractures

1

◦

◦

◦

◦

◦

Urinary tract infection

1

◦

◦

◦

◦

◦