Skip to main content

Table 1 Patient characteristics

From: A changing profile of infective endocarditis at a tertiary hospital in China: a retrospective study from 2001 to 2018

VariableTotalEarly-period GroupLater-period GroupOR95% CIP
N = 313N = 97N = 216LowerUpper
Age (year)42.3 ±15.836.5 ± 15.244.9 ± 15.4 −4.692−12.064<  0.001*
  ≤ 2018 (5.8 )9 (9.3)ik9 (4.2)0.4250.1631.1070.072
 21–40131 (41.9)55 (56.7 )76 (35.2)0.4150.2540.676<  0.001
 41–60116 (37.1)23 (23.7)93 (43.1)2.4331.4184.1740.001
  ≥ 6148 (15.3)10 (10.3)38 (17.6)1.8570.8843.9020.098
Male226 (72.2)70 (72.2156 (72.2)1.0030.5881.7120.992
Admission departments
 Department of Cardiology89 (28.4)26 (26.8)63 (29.2)1.1240.6571.9230.668
 Department of Cardiothoracic Surgery80 (25.6)19 (19.6)61 (28.2)1.6160.9022.8920.105
 Department of Infectious Disease47 (15.0)10 (10.3)37 (17.1)1.7980.8553.7840.118
 Department of Respiratory24 (7.7)14 (14.4)10 (4.6)0.2880.1230.6740.003
 Department of Nephrology16 (5.1)8 (8.2)8 (3.7)0.4280.1561.1760.158
Predisposing factors
 Health care-related21 (6.7)3 (3.1)18 (8.3)2.8480.8199.9090.087
 Basic heart disease142 (45.4)47 (48.5)95 (44.0)0.8350.5171.3500.462
 Congenital heart disease52 (16.6)20 (20.6)32 (14.8)0.6700.3611.2430.202
 Rheumatic heart disease60 (19.2)22 (22.7)38 (17.6)0.7280.4031.3130.290
 Degenerative heart valve disease24 (7.7)4 (4.1)20 (9.3)2.3720.7897.1380.114
 Intravenous drug users51 (16.3)25 (25.8)26 (12.0)0.3940.2140.7270.002
 Prosthetic valve replacement11 (3.5)3 (3.1)8 (3.7)1.2050.3134.6440.952
 Pacemaker3 (1.0)1 (1.0)2 (0.9)1.0000.08010.0140.897†
 Previous IE history8 (2.6)2 (2.1)6 (2.8)1.3570.2396.8480.987
 Recent skin infection10 (3.2)3 (3.1)7 (3.2)1.0490.2664.1470.781
 Diabetes28 (8.9)5 (5.2)23 (10.6)2.1930.8085.9510.115
  1. Age is presented as mean ± standard deviation. Other variables are presented as count (%). P value were estimated by *independent sample t test, Chi-squared tests or †Fisher exact tests. One patient could have two or more underlying predisposing factors