Table 5 Clinical evolution and outcomes of patients with community-acquired pneumonia according to etiologic categories (N° = 390)

Clinical evolution

Treatment failure

15 (9.2)

8 (5.3)

0 (0)

1 (2.9)

0.1

Severe sepsis

71 (43.8)

22 (14.6)

6 (14.6)

6 (17.1)

<0.0001

Septic shock

8 (4.9)

1 (0.7)

0 (0)

0 (0)

0.04

Hospitalized

123 (75.5)

39 (25.8)

13 (31.7)

21 (60)

<0.0001

Admission to intensive care unit

14 (8.6)

1 (0.7)

0 (0)

0 (0)

0.0007

Use of mechanical ventilation

2 (1.2)

1 (0.7)

0 (0)

0 (0)

0.8

Outcomes

Mortality within 30 days

7 (4.3)

2 (1.3)

0 (0)

0 (0)

0.2

In-hospital mortality^*

5 (4.1)

2 (5.1)

0 (0)

0 (0)

0.7

Readmission within 30 days^*

10 (8.1)

2 (5.1)

0 (0)

2 (9.5)

0.7

Length of hospital stay^*† (days)

Mean (SD)

3.9 (3.1)

3 (2.7)

2.9 (2)

2.9 (2.4)

0.05

>3

57 (48.3)

8 (21.6)

4 (30.8)

5 (23.8)

0.01

Return to daily activity^†, mean (SD),days

19.5 (9.1)

19.6 (11)

21.6 (11.5)

17.8 (11.1)

0.3

Subsequent hospitalization^‡

1 (2.6)

3 (2.7)

1 (3.6)

1 (7.1)

0.8