main author no. of patients duration of follow-up years linearized rate of infection actuarial freedom from infective endocarditis
main author
no . of patients
duration of follow up years
linearized rate of infection
actuarial freedom from infective endocarditis
first second
number
number
text(text) number number text text
duncan (a) 675 5 0.67% per patient year 98.2% for all patients, 97.8% for aortic, 99% for mitral, 100% for multiple valve replacements
how many looked at more than 500 patients ?
WRB JJ VBD IN JJR IN CD NNS .
4
select count ( * ) from w where c2_number > 500