THE PREDICTIVE VALUE OF CRP AND I/T-RATIO IN NEONATAL INFECTION

被引:28
作者
KREDIET, T
GERARDS, L
FLEER, A
VANSTEKELENBURG, G
机构
[1] UNIV UTRECHT,HET WILHELMINA KINDERZIEKENHUIS,DEPT MED MICROBIOL,UTRECHT,NETHERLANDS
[2] UNIV UTRECHT,HET WILHELMINA KINDERZIEKENHUIS,DEPT CLIN CHEM,UTRECHT,NETHERLANDS
关键词
CRP; I/T-RATIO; NEONATAL INFECTION;
D O I
10.1515/jpme.1992.20.6.479
中图分类号
R71 [妇产科学];
学科分类号
100211 ;
摘要
C-reactive protein (CRP) and immature : total neutrophil ratio (I/T-ratio) were evaluated as tests to detect neonatal sepsis in a prospective study in 185 neonates. The positive predictive values (P. P. A.) of CRP and I/T-ratio when used for screening for infection were 20-30% in early onset and 50-60% in late onset infection. In patients with clinical signs of infection the P. P. A. of CRP and I/T-ratio was 35-45% in early onset and 65-70% in late onset infection. For the whole group of patients the negative predictive accuracy (N. P. A.) of both CRP and I/T-ratio was high, in early as well as in late onset infection (90-98%). Based on incidence rates of 7.5% and 23% for early and late onset infection respectively the chance that the infant was not infected was already 92.5% and 77% for the two types of infection. In conclusion, CRP and I/T-ratio determination are of limited value as diagnostic tests in neonatal infection.
引用
收藏
页码:479 / 485
页数:7
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