Table 1 Demographic and baseline characteristics of patients and disease status

Participants, n

49

78

–

Mean age (SD), year

72.6 (15.7)

76.3 (12.4)

0.15

Male/female (%), n

30/19 (61.2%)

46/32 (58.9%)

0.97

Admission (%), n

39 (79.6%)

75 (96.2%)

 < 0.01

ICU admission (%), n

2 (4.1%)

14 (17.9%)

 < 0.05

Hospital mortality (%), n

1 (2.0%)

5 (6.4%)

0.41

Comorbidities

 Hypertension (%), n

23 (46.9%)

35 (44.9%)

0.96

 Diabetes mellitus (%), n

16 (32.7%)

20 (25.6%)

0.69

PSI

≦90

–

18 (23.0%)

–

 91–130

–

45 (57.7%)

–

 > 130

–

15 (19.3%)

–

CURB-65

 0–1

–

42 (53.8%)

–

 2

–

24 (30.8%)

–

 3–5

–

12 (15.4%)

–