Table 3 Multiple logistic regression analysis of differences in clinical features in pneumonia patients

Mean age (years)

≥ 80

< 80

1

2.789

(1.319 - 5.895)

0.0072

CURB-65

≥ 3

< 3

1

13.106

(5.150 - 33.357)

< 0.0001

PSI

≥ 131

< 131

1

6.444

(3.031 - 13.702)

< 0.0001

Albumin (g/dL)

< 3.0

≥ 3.0

1

9.609

(2.036 - 45.354)

0.0043

QTc (seconds)

> 0.44

≤ 0.44

1

3.792

(1.100 - 13.071)

0.0348

Past history of

  CVD

+

-

1

4.217

(1.173 - 15.165)

0.0275

  DM

+

-

1

4.267

(1.800 - 10.116)

0.0010