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Table 2 Correlative parameters’ effect on SSI based on univariate logistic regression analysis

From: Nomogram prediction of surgical site infection of HIV-infected patients following orthopedic surgery: a retrospective study

Characteristics

SSI

OR

95% CI

P

Sex

Male

98

1

 

0.999

Female

3

0.000

0.000–0.000

Age

≤65

91

1

 

0.652

> 65

10

0.611

0.072–5.210

Basic disease

Yes

68

1

 

0.046*

No

33

0.121

0.015–0.960

Surgical methods

Microsurgery

78

1

 

0.140

Open surgery

23

0.208

0.026–1.673

Operation time

1–2 h

47

1

  

2–3 h

21

3.750

0.577–24.351

0.166

≥3 h

33

9.783

1.977–48.412

0.005*

CD4

Low

54

1

 

0.035*

High

47

0.239

0.063–0.906

HIVRNA

Low

78

1

 

0.296

High

23

1.889

0.573–6.225

Creatinine

Low

54

1

 

0.583

High

47

0.732

0.240–2.234

CRP

Low

78

1

 

0.001*

High

23

7.714

2.368–25.131

Albumin

Low

56

1

 

0.347

High

45

0.575

0.181–1.823

Globulin

Low

52

1

 

0.339

High

49

1.725

0.565–5.269

ESR

Low

67

1

 

0.000*

High

34

11.636

3.002–45.098

PCT

Low

85

1

 

0.000*

High

16

44.550

10.368–191.417

D-dimmer

Low

81

1

 

0.008*

High

20

4.913

1.520–15.887

  1. OR odds ratio, 95% CI 95% confidence interval. * P < 0.05