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Table 2 Demographic characteristics and outcome of 980 patients hospitalised with community-acquired pneumonia

From: Atypical aetiology in patients hospitalised with community-acquired pneumonia is associated with age, gender and season; a data-analysis on four Dutch cohorts

 

Total

(n = 980)

Atypical

(n = 117)

Other pathogen

(n = 448)

Unknown

(n = 415)

Male gender (%)

561 (57.2)

77 (65.8)

250 (55.8)

234 (56.4)

Age in years (IQR)

67 (52–78)

52 (41.5–67)

68 (54–78)

69 (55–80)*

COPD (%)a

236 (24.1)

9 (7.7)

135 (30.3)

92 (22.3)*

Smoking (%)b

211 (28.6)

38 (40.4)

93 (29.3)

80 (24.5)*

Nursing home resident (%)c

29 (3.0)

0 (0.0)

8 (1.8)

21 (5.1)*

PSI class IV or V (%)

435 (44.4)

38 (32.5)

219 (48.9)

178 (42.9)*

30-Day mortality (%)

67 (6.8)

6 (5.1)

33 (7.4)

28 (6.7)

  1. Results are given as number (percentage) or median (interquartile range)
  2. Abbreviations: COPD chronic obstructive pulmonary disease, ICU intensive care unit, IQR interquartile range, PSI pneumonia severity index
  3. *Indicates a significant difference between the three groups (p-value <0.05). aIndicates four missing values, bIndicates 243 missing values, cIndicates 10 missing values