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Table 1 Comparison of characteristics of patients with pneumonia (n = 239) and patients without pneumonia (n = 216) admitted for respiratory symptoms

From: The association of serum procalcitonin and high-sensitivity C-reactive protein with pneumonia in elderly multimorbid patients with respiratory symptoms: retrospective cohort study

 

Patients with pneumonia (n = 239)

Patients without pneumonia (n = 216)

p value, age and sex-adjusted

Age, mean ± standard deviation (years)

80 ± 14

82 ± 10

0.22

Men, number (%)

138 (58)

89 (41)

0.006

CIRS Comorbidity Score, median [IQR]

14 [10–17]

14 [10–18]

0.51

Number of comorbidities, mean ± standard deviation

3.9 ± 1.5

4.0 ± 1.3

0.75

Nursing home residents, number (%)

46 (19)

24 (11)

0.004

Ward length of stay, mean ± standard deviation (days)

4.9 ± 3.1

3.8 ± 2.1

<0.001

Inhospital death, number (%)

19 (8)

16 (7)

0.96

hs-CRP, median [IQR] (mg/L, normal range 0–5)

116.0 [46.5–179.0]

22.5 [6.9–84.4]

<0.001

Procalcitonin, median [IQR] (ng/ml, normal range 0–0.50)

0.22 [0.12–0.87]

0.15 [0.10–0.35]

0.08

Dementia, number (%)

100 (42)

54 (25)

<0.001

Stroke, number (%)

57 (24)

39 (18)

0.11

Cancer, number (%)

53 (22)

41 (19)

0.56

Liver disease, number (%)

31 (13)

21 (10)

0.53