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Table 1 Characteristics of 226 Patients Receiving Fluoroquinolone (FQ) Antibiotics

From: Unnecessary use of fluoroquinolone antibiotics in hospitalized patients

Characteristic

Unnecessary

(n = 70)

Necessary

(n = 157)

P Value

Age in years-median (IQR)

65 (49, 80)

59 (45, 72)

0.045

Males

30 (43)

70 (45)

0.81

Hospitalized in previous 12 months

48 (69)

101 (64)

0.58

Antibiotics in previous 3 months

29 (41)

83 (53)

0.11

   FQ antibiotics in previous 3 months

11 (16)

33 (21)

0.35

Long-term care resident

20 (29)

36 (23)

0.38

Comorbidities

   

   Diabetes

23 (33)

53 (34)

0.89

   Cancer

9 (13)

30 (19)

0.25

   Chronic neurological condition

17 (24)

28 (18)

0.26

   Dementia

12 (17)

16 (10)

0.14

Service First Prescribing FQs

   

   Emergency Department

22 (31)

55 (35)

0.60

   Medicine

25 (36)

68 (43)

0.28

   Surgery

6 (9)

21 (13)

0.38

   Family Practice

8 (11)

6 (4)

0.04

   Rehabilitation Medicine

9 (13)

3 (2)

0.002

   Obstetrics/Gynecology

0 (0)

4 (3)

0.31

Indication

   

   Treatment

68 (97)

150 (96)

0.73

   Prophylaxis

2 (3)

7 (4)

 

Regimen

   

   FQ as monotherapy

46 (66)

51 (32)

< 0.001

   FQ in combination with other antimicrobials

24 (34)

106 (68)

 

Syndrome

   

   Urinary

36 (51)

28 (18)

< 0.001

   Pulmonary

2 (3)

50 (32)

< 0.001

   Upper respiratory tract

4 (6)

9 (6)

1.000

   Bacteremia

3 (4)

7 (4)

1.000

   Fever or sepsis syndrome

3 (4)

11 (7)

0.56

   Diarrhea

2 (3)

3 (2)

0.65

   Intra-abdominal

2 (3)

20 (13)

0.03

   Skin and soft tissue

4 (6)

7 (5)

0.74

   Non-infectious condition

11 (16)

18 (11)

0.39

   Other

3 (4)

4 (3)

0.68

  1. Interquartile range (IQR). Data are number of regimens (percentage of regimen category) unless otherwise indicated. Categorical data were assessed using Pearson Chi-square test or Fisher's exact test; Fisher's exact test was used for categorical data when the expected value for any given cell was less than 10.