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Table 2 Number and Proportion of Patients in Antibiotic Groups

From: Cost effectiveness of adherence to IDSA/ATS guidelines in elderly patients hospitalized for Community-Aquired Pneumonia

 

Ward (n = 1438)

ICU (n = 197)

Regimen

Patients, No. (%)

Patients, No. (%)

Adherent

877 (61 %)

98 (50 %)

 β-lactam + macrolide

500 (35 %)

71 (36 %)

 β-lactam + macrolide + vancomycin

0 (0 %)

1 (<1 %)

 Quinolone

374 (26 %)

13 (7 %)

 Quinolone + vancomycin

2 (<1 %)

0 (0 %)

 Quinolone + β-lactam

0 (0 %)

12 (6 %)

 Quinolone + β-lactam + vancomycin

0 (0 %)

1 (<1 %)

 Other

1 (<1 %)

0 (0 %)

Undertreated

394 (27 %)

71 (36 %)

 β-lactam

301 (21 %)

42 (21 %)

 β-lactam + othera

50 (3 %)

15 (8 %)

 β-lactam (antipseudomonal) + macrolide

19 (1 %)

8 (4 %)

 Macrolide

15 (1 %)

1 (<1 %)

 Other

9 (1 %)

5 (3 %)

Overtreated

167 (12 %)

28 (14 %)

 β-lactam (antipseudomonal) + macrolide

19 (1 %)

2 (1 %)

 β-lactam + macrolide + quinolone or other

49 (3 %)

17 (9 %)

 Quinolone + macrolide

8 (1 %)

0 (0 %)

 Quinolone + β-lactam +/- otherb

64 (4 %)

4 (2 %)

 Quinolone + othera

24 (2 %)

3 (2 %)

 Macrolide + otherc

2 (<1 %)

1 (<1 %)

 Other

1 (<1 %)

1 (<1 %)

  1. a other = other than a macrolide
  2. b The +/- here indicates that another antibiotic (other than vancomycin) may or may not have been prescribed
  3. c other = other than a β-lactam