Abstract
Purpose
Materials and Methods
Results
Figures and Tables
Fig. 1
Receiver operating characteristic curve between C-reactive protein (CRP) and true acute pyelonephritis (APN) (area under the curve=0.836, 95% confidence interval=0.77-0.9, p=0.000) when the value of the state variable was 1.
![ymj-57-103-g001](/upload/SynapseData/ArticleImage/0069ymj/ymj-57-103-g001.jpg)
Fig. 2
Receiver operating characteristic (ROC) curve between the urine sodium-potassium ratio (uNa/K) and true acute pyelonephritis (APN) (area under the ROC curve=0.698, 95% confidence interval=0.607-0.788, p=0.000) when the value of the state variable was 0.
![ymj-57-103-g002](/upload/SynapseData/ArticleImage/0069ymj/ymj-57-103-g002.jpg)
Fig. 3
Receiver operating characteristic (ROC) curve between urine sodium (uNa) and true acute pyelonephritis (APN) (area under the ROC curve=0.602, 95% confidence interval=0.51-0.695, p=0.044) when the value of the state variable was 0.
![ymj-57-103-g003](/upload/SynapseData/ArticleImage/0069ymj/ymj-57-103-g003.jpg)
Table 1
Comparison of Laboratory Data between Infants with True APN and Controls
![ymj-57-103-i001](/upload/SynapseData/ArticleImage/0069ymj/ymj-57-103-i001.jpg)
true APN, the presence of a cortical defect on DMSA scan; DMSA, dimercaptosuccinic acid renal scan; N, number of patients; U-test, Mann-Whitney's U test; T-test, Student's t-test; M, male; F, female; CRP, C-reactive protein; Na, sodium; K, potassium; Cl, chloride; T-CO2, total CO2; Cr, creatinine; Osm, osmolarity; TTKG, transtubular potassium gradient; FENa, fractional excretion of sodium.
The laboratory examination results are expressed as median and interquartile range.
*p<0.05.
Table 2
Comparison of Laboratory Data between Infants with UTI and Controls
![ymj-57-103-i002](/upload/SynapseData/ArticleImage/0069ymj/ymj-57-103-i002.jpg)
UTI, urinary tract infection; U-test, Mann-Whitney's U test; T-test, Student's t-test; N, number of patients; M, male; F, female; CRP, C-reactive protein; Na, sodium; K, potassium; Cl, chloride; T-CO2, total CO2; Cr, creatinine; Osm, osmolarity; TTKG, transtubular potassium gradient; FENa, fractional excretion of sodium.
The laboratory examination results are expressed as the median and interquartile range.
*p<0.05.
Table 3
Comparison of Laboratory Data in Infants with UTI between Those with and without a Cortical Defect on DMSA Scanning
![ymj-57-103-i003](/upload/SynapseData/ArticleImage/0069ymj/ymj-57-103-i003.jpg)
UTI, urinary tract infection; DMSA, dimercaptosuccinic acid renal scan; DMSA (+), the presence of a cortical defect on DMSA scanning; DMSA (-), the absence of a cortical defect on DMSA scanning; U-test, Mann-Whitney's U test; T-test, Student's t-test; N, number of patients; M, male; F, female; CRP, C-reactive protein; Na, sodium; K, potassium; Cl, chloride; T-CO2, total CO2; Cr, creatinine; Osm, osmolarity; TTKG, transtubular potassium gradient; FENa, fractional excretion of sodium.
The laboratory examination results are expressed as median and interquartile range.
*p<0.05.
Table 4
Comparison of Laboratory Data in Infants with UTI between Those with High and Low CRP Levels
![ymj-57-103-i004](/upload/SynapseData/ArticleImage/0069ymj/ymj-57-103-i004.jpg)
UTI, urinary tract infection; U-test, Mann-Whitney's U-test; T-test, Student's t-test; N, number of patients; M, male; F, female; CRP, C-reactive protein; Na, sodium; K, potassium; Cl, chloride; T-CO2, total CO2; Cr, creatinine; Osm, osmolarity; TTKG, transtubular potassium gradient; FENa, fractional excretion of sodium; DMSA (+), the presence of a cortical defect on DMSA scanning.
The laboratory examination results are expressed as median and interquartile range.
*p<0.05.
References
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