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Table 2 Univariate analysis of differences in clinical features in pneumonia patients (2)

From: Multiple logistic regression analysis of risk factors in elderly pneumonia patients: QTc interval prolongation as a prognostic factor

Factors

Categories

30-day survivors

30-day nonsurvivors

p value

Gender

Male

109

23

0.5237

 

Female

101

16

 

Past history of

   

 Heart failure

+

38

9

0.6119

 

-

172

30

 

 COPD

+

50

7

0.5535

 

-

160

32

 

 CVD

+

66

22

0.0049

 

-

144

17

 

 DM

+

19

12

0.0004

 

-

191

27

 

 Dementia

+

62

16

0.2171

 

-

148

23

 
  1. Data represent the numbers of patients. COPD, chronic obstructive lung disease; CVD, cerebral vascular disease; DM, diabetes mellitus.