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Table 2 Demographic characteristics and predisposing conditions in 381 patients

From: Infective endocarditis at a tertiary-care hospital in China

VariablesTotalCommunity acquired (n = 333)Non-nosocomial (n = 25)Nosocomial (n = 23)P
Age, years46 + 1646 + 1646 + 1752 + 140.275
Male255 (66.9%)217 (65.2%)20 (80%)18 (78.3%)0.155
Predisposing medical disease
 Degenerative valve disease82 (21.5%)78 (23.4%)4 (16%)0 (0%)0.024
 Hypertension77 (20.2%)61 (18.3%)6 (24%)10 (43.5%)0.013
 Congenital heart disease68 (17.8%)63 (18.9%)3 (12%)2 (8.7%)0.344
 Diabetes mellitus34 (8.9%)27 (8.1%)3 (12%)4 (17.4%)0.274
 Alcohol abuse26 (6.8%)21 (6.3%)4 (16%)1 (4.3%)0.159
 Rheumatic heart disease23 (6.0%)20 (6.0%)1 (4%)2 (8.7%)0.791
 Immunocompromised state22 (5.8%)10 (3.0%)3 (12%)9 (39.1%)< 0.001
 Coronary heart disease20 (5.2%)17 (5.1%)2 (8%)1 (4.3%)0.806
 Cancer13 (3.4%)10 (3.0%)1 (4%)2 (8.7%)0.342
 History of IE10 (2.6%)9 (2.7%)1 (4%)0 (0%)0.666
 Hypertrophic cardiomyopathy7 (1.8%)7 (2.1%)0 (0%)0 (0%)0.598
 Dialysis5 (1.3%)0 (0%)4 (16%)1 (4.3%)< 0.001
 Pregnancy2 (0.5%)2 (0.6%)0 (0%)0 (0%)0.865