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Table 3 Characteristics of patients with appropriate therapy receiving monotherapy or combination therapy

From: Effect of appropriate empirical antimicrobial therapy on mortality of patients with Gram-negative bloodstream infections: a retrospective cohort study

 

Monotherapy (n = 96)

Combination Therapy (n = 51)

p value

Age, years, median (IQR)

66(50.25−78)

66(57.5–80)

0.151

Male sex

41(42.71%)

28(54.90%)

0.159

Comorbidities

   

 Cardiovascular disease

25(26.04%)

16(31.37%)

0.493

 Diabetes

32(33.335)

20(39.22%)

0.478

 Chronic kidney disease

13(13.54%)

7(13.73%)

0.975

 Chronic liver disease

2(2.08%)

2(3.92%)

0.514

 COPD

0

3(5.88%)

0.016

 Solid cancer

14(14.58%)

6(11.76%)

0.635

 Immunosuppression

5(5.21%)

6(11.76%)

0.15

Site of infection

   

 Pulmonary

19(19.79%)

14(27.45%)

0.289

 Intra-abdominal

24(25%)

12(23.53%)

0.844

 Vascular catheter

2(2.08%)

5(9.8%)

0.036

 Genitourinary

33(34.38%)

8(15.69%)

0.016

 Skin or soft tissue

7(7.29%)

1(1.96%)

0.175

 Bone or Joint

5(5.21%)

9(17.65%)

0.014

 Other

6(6.25%)

2(3.92%)

0.554

Charlson comorbidity index score

1(0–2)

1(0–2)

0.757

Pitt bacteraemia score

1(0–2)

2(1–4)

0.2

SOFA Score on Culture Day

1.5(0–5)

3(1–10)

0.005

APACHE II score

16(11.5–20)

16(11.75–21.25)

0.2

ICU admission

41(42.71%)

36(70.59%)

0.001

Length of ICU stay after BSI, days

7(4.5–11.5)

18(8–31)

<0.001

Hospital length of stay after BSI, days

12(8−16.5)

16(12–28)

0.362

Type of acquisition

  

0.467

 Healthcare-associated

11(11.46%)

8(15.69%)

 

 Nosocomial

85(88.54%)

43(84.31%)

 

Mechanical ventilation

10(10.42%)

15(29.41%)

0.004

AKI

6(6.25%)

6(11.76%)

0.245

Septic shock

25(26.04%)

23(45.10%)

0.019