Table 3

Univariate analysis between study or population characteristics and reported pneumonia rates

Study/population characteristic*

No. of studies

No. of evaluated patients

P-value


Study design

Prospective design

87

137779

0.02

Consecutive enrollment

87

137779

0.005

Study aim on infection

87

137779

0.004

Observation period

73

102280

0.37

Population characteristics

Income country

87

137779

0.23

Age

77

118755

0.30

Gender

80

132750

0.76

ICU population

87

137779

0.001

Infarction of bleeding

87

137779

0.13

Stroke severity (NIHSS)

20

31493

0.01

Lowered consciousness

25

52939

0.001

Dysphagia

26

17937

0.19


Footnotes Table 3: *definitions of characteristics can be found in Additional File 1: Table S3

Westendorp et al. BMC Neurology 2011 11:110   doi:10.1186/1471-2377-11-110

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