EDITORIALS:

EK Harris

On P values and confidence intervals (why can't we P with more confidence?)
Clin Chem 1993 39: 927-928. [PDF]  

REVIEWS:

AR Henderson

Chemistry with confidence: should Clinical Chemistry require confidence intervals for analytical and other data?
Clin Chem 1993 39: 929-935. [Abstract] [PDF]  

Articles:

Angela Barini, Italiana Liberale, and Edoardo Menini

Simultaneous Determination of Free Testosterone and Testosterone Bound to Non-Sex-Hormone-Binding Globulin by Equilibrium Dialysis
Clin Chem 1993 39: 936-941. [Abstract] [PDF]  

Scientific Program: American Association for Clinical Chemistry, Inc. 45th National Meeting July 1 - 15, 1993, New York, NY
Clin Chem 1993 39: 1093-1094. [PDF]  

Special Events
Clin Chem 1993 39: 1095. [PDF]  

Meeting Schedule
Clin Chem 1993 39: 1096-1097. [PDF]  

Subject Tracks
Clin Chem 1993 39: 1098-1101. [PDF]  

Plenary Session 45th National Meeting
Clin Chem 1993 39: 1102. [PDF]  

45th National Meeting Symposia Abstracts
Clin Chem 1993 39: 1103-1119. [PDF]  

Abstracts of Meeting Papers
Clin Chem 1993 39: 1120-1276. [PDF]  

Full Day Workshops
Clin Chem 1993 39: 1277-1293. [PDF]  

Roundtables
Clin Chem 1993 39: 1294-1304. [PDF]  

Selected Topics
Clin Chem 1993 39: 1305-1317. [PDF]  

INDUSTRY WORKSHOPS
Clin Chem 1993 39: 1318-1320. [PDF]  

EXHIBITOR LIST
Clin Chem 1993 39: 1321-1323. [PDF]  

NEW PRODUCTS REVIEW
Clin Chem 1993 39: 1324-1332. [PDF]  

Acknowledgements
Clin Chem 1993 39: 1333. [PDF]  

the clinical chemist
Clin Chem 1993 39: 1357-1358. [PDF]  

ARTICLES:

A Barini, I Liberale, and E Menini

Simultaneous determination of free testosterone and testosterone bound to non-sex-hormone-binding globulin by equilibrium dialysis
Clin Chem 1993 39: 938-941. [Abstract]  

DA Monaghan, MJ Power, and PF Fottrell

Sandwich enzyme immunoassay of osteocalcin in serum with use of an antibody against human osteocalcin
Clin Chem 1993 39: 942-947. [Abstract] [PDF]  

M Volmer, A Bolck, BG Wolthers, AJ de Ruiter, DA Doornbos, and W van der Slik

Partial least-squares regression for routine analysis of urinary calculus composition with Fourier transform infrared analysis
Clin Chem 1993 39: 948-954. [Abstract] [PDF]  

P Lechleitner, N Genser, J Mair, J Maier, E Artner-Dworzak, F Dienstl, and B Puschendorf

Plasma immunoreactive endothelin in the acute and subacute phases of myocardial infarction in patients undergoing fibrinolysis
Clin Chem 1993 39: 955-959. [Abstract] [PDF]  

T Brousseau, V Clavey, JM Bard, and JC Fruchart

Sequential ultracentrifugation micromethod for separation of serum lipoproteins and assays of lipids, apolipoproteins, and lipoprotein particles
Clin Chem 1993 39: 960-964. [Abstract] [PDF]  

DB Cook and CH Self

Determination of one thousandth of an attomole (1 zeptomole) of alkaline phosphatase: application in an immunoassay of proinsulin
Clin Chem 1993 39: 965-971. [Abstract] [PDF]  

C Larue, C Calzolari, JP Bertinchant, F Leclercq, R Grolleau, and B Pau

Cardiac-specific immunoenzymometric assay of troponin I in the early phase of acute myocardial infarction
Clin Chem 1993 39: 972-979. [Abstract] [PDF]  

MA Mansoor, AB Guttormsen, T Fiskerstrand, H Refsum, PM Ueland, and AM Svardal

Redox status and protein binding of plasma aminothiols during the transient hyperhomocysteinemia that follows homocysteine administration
Clin Chem 1993 39: 980-985. [Abstract] [PDF]  

JA Stark and AR Henderson

In vitro effect of elastase and cathepsin G from human neutrophils on creatine kinase and lactate dehydrogenase isoenzymes
Clin Chem 1993 39: 986-992. [Abstract] [PDF]  

D Stockl and H Reinauer

Candidate reference methods for determining target values for cholesterol, creatinine, uric acid, and glucose in external quality assessment and internal accuracy control. I. Method setup
Clin Chem 1993 39: 993-1000. [Abstract] [PDF]  

LM Thienpont, AP Leenheer, D Stockl, and H Reinauer

Candidate reference methods for determining target values for cholesterol, creatinine, uric acid, and glucose in external quality assessment and internal accuracy control. II. Method transfer
Clin Chem 1993 39: 1001-1006. [Abstract] [PDF]  

FJ Gella, J Viver, F Canalias, J Beleta, and F Gonzalez-Sastre

Enzymatic determination of anti-NAD+ glycohydrolase in serum
Clin Chem 1993 39: 1007-1011. [Abstract] [PDF]  

GJ van Kamp, S von Mensdorff-Pouilly, P Kenemans, R Verstraeten, CA Yedema, T Wobbes, GG Bon, A Kok, JP Brown, and J Hilgers

Evaluation of colorectal cancer-associated mucin CA M43 assay in serum
Clin Chem 1993 39: 1029-1032. [Abstract] [PDF]  

N Gascon, C Otal, C Martinez-Bru, J Merce, M Cortes, R Arcelus, JM Queralto, JM Sanchez, and F Gonzalez-Sastre

Dipyrone interference on several common biochemical tests
Clin Chem 1993 39: 1033-1036. [Abstract] [PDF]  

P Dogan, M Dogan, and R Klockenkamper

Determination of trace elements in blood serum of patients with Behcet disease by total reflection x-ray fluorescence analysis
Clin Chem 1993 39: 1037-1041. [Abstract] [PDF]  

SL Perkins, JF Livesey, and J Belcher

Reference intervals for 21 clinical chemistry analytes in arterial and venous umbilical cord blood
Clin Chem 1993 39: 1041-1044. [Abstract] [PDF]  

PE Wallemacq, I Firdaous, and A Hassoun

Improvement and assessment of enzyme-linked immunosorbent assay to detect low FK506 concentrations in plasma or whole blood within 6 hours
Clin Chem 1993 39: 1045-1049. [Abstract] [PDF]  

TM Annesley, RC Coombs, and PJ Orsulak

Comparison of cyclosporin G (Nva2-cyclosporin) concentrations measured in whole blood by monoclonal fluorescence polarization immunoassay, monoclonal radioimmunoassay, and HPLC
Clin Chem 1993 39: 1050-1053. [Abstract] [PDF]  

TG Pellar, PJ Ward, JF Tuckerman, and AR Henderson

The freckle plot (daily turnaround time chart): a technique for timely and effective quality improvement of test turnaround times
Clin Chem 1993 39: 1054-1059. [Abstract] [PDF]  

VB Grossie, Jr, J Yick, M Alpeter, TC Welbourne, and DM Ota

Glutamine stability in biological tissues evaluated by fluorometric analysis
Clin Chem 1993 39: 1059-1063. [Abstract] [PDF]  

K Spencer, JN Macri, P Carpenter, R Anderson, and DA Krantz

Stability of intact chorionic gonadotropin (hCG) in serum, liquid whole blood, and dried whole-blood filter-paper spots: impact on screening for Down syndrome by measurement of free beta-hCG subunit
Clin Chem 1993 39: 1064-1068. [Abstract] [PDF]  

E Jacobs, E Vadasdi, L Sarkozi, and N Colman

Analytical evaluation of i-STAT Portable Clinical Analyzer and use by nonlaboratory health-care professionals
Clin Chem 1993 39: 1069-1074. [Abstract] [PDF]  

GW Comstock, AJ Alberg, and KJ Helzlsouer

Reported effects of long-term freezer storage on concentrations of retinol, beta-carotene, and alpha-tocopherol in serum or plasma summarized
Clin Chem 1993 39: 1075-1078. [Abstract] [PDF]  

DF Davidson

Inaccuracy of osmometry for measurement of plasma water in acute diabetes mellitus
Clin Chem 1993 39: 1079-1081. [Abstract] [PDF]  

PW Masters and RB Payne

Comparison of hypertonic and isotonic reference electrode junctions for measuring ionized calcium in whole blood: a clinical study
Clin Chem 1993 39: 1082-1085. [Abstract] [PDF]  

S Bertelloni, GI Baroncelli, U Benedetti, G Franchi, and G Saggese

Commercial kits for 1,25-dihydroxyvitamin D compared with a liquid- chromatographic assay
Clin Chem 1993 39: 1086-1088. [Abstract] [PDF]  

RW Yatscoff, LJ Langman, and DF LeGatt

Cross-reactivities of cyclosporin G (NVa2 cyclosporin) and metabolites in cyclosporin A immunoassays
Clin Chem 1993 39: 1089-1092. [Abstract] [PDF]  

NR Badcock, DA O'Reilly, GD Zoanetti, EF Robertson, and CJ Parker

Childhood porphyrias: implications and treatments
Clin Chem 1993 39: 1334-1340. [Abstract] [PDF]  

FY Ghauri, HG Parkes, JK Nicholson, ID Wilson, and DP Brenton

Asymptomatic 5-oxoprolinuria detected by proton magnetic resonance spectroscopy
Clin Chem 1993 39: 1341. [PDF]  

SB Rosental, FD Brites, and RL Wikinski

Assessment of high-density lipoprotein cholesterol in hypertriglyceridemic sera
Clin Chem 1993 39: 1350-1352. [PDF]  

META-ANALYSIS:

SJ Smith, GR Cooper, GL Myers, and EJ Sampson

Biological variability in concentrations of serum lipids: sources of variation among results from published studies and composite predicted values
Clin Chem 1993 39: 1012-1022. [Abstract] [PDF]  

RANDOMIZED CONTROLLED TRIAL:

B Portal, MJ Richard, V Ducros, B Aguilaniu, F Brunel, H Faure, JP Gout, M Bost, and A Favier

Effect of double-blind crossover selenium supplementation on biological indices of selenium status in cystic fibrosis patients
Clin Chem 1993 39: 1023-1028. [Abstract] [PDF]  

LETTERS TO THE EDITOR:

JE Midgley

The free thyroid hormone hypothesis and measurement of free hormones
Clin Chem 1993 39: 1342-1344. [PDF]  

PJ Streete and RJ Flanagan

Ethylbenzene and xylene from Sarstedt Monovette serum gel blood- collection tubes
Clin Chem 1993 39: 1344-1345. [PDF]  

MH Zweig

ROC plots display test accuracy, but are still limited by the study design
Clin Chem 1993 39: 1345-1346. [PDF]  

AH Chalmers

Fresh substrate essential for transketolase assay
Clin Chem 1993 39: 1347-1348. [PDF]  

MA Pesce

"High-dose hook effect" with the Centocor CA 125 assay
Clin Chem 1993 39: 1347. [PDF]  

PJ Helmsing, R Huisman, and A van der Weele

HPLC determination of caffeine and theophylline by direct serum injection
Clin Chem 1993 39: 1348-1349. [PDF]  

KL Nuttall, WH Gordon, and KO Ash

Whole-blood lead reference intervals for adults
Clin Chem 1993 39: 1349-1350. [PDF]  

Y Takarada, K Yamashita, N Ohtsuka, S Kagawa, and A Matsuoka

Novel homozygous mutation of phenylalanine hydroxylase gene in a Chinese patient with phenylketonuria
Clin Chem 1993 39: 1350. [PDF]  

O Beck, P Lafolie, and P Hjemdahl

Modification of commercial assay kits is justified
Clin Chem 1993 39: 1352-1353. [PDF]  

R Bonnin, C Villabona, A Rivera, E Guillen, E Sagarra, J Soler, and MA Navarro

Is salivary cortisol a better index than free cortisol in serum or urine for diagnosis of Cushing syndrome?
Clin Chem 1993 39: 1353-1354. [PDF]  

S O'Broin

Influence of hematocrit on quantitative analysis of "blood spots" on filter paper
Clin Chem 1993 39: 1354-1355. [PDF]  

FH Wians, Jr, JT Norton, and SR Wirebaugh

False-positive serum tricyclic antidepressant screen with cyproheptadine
Clin Chem 1993 39: 1355-1356. [PDF]  

Letters to the Editor:

Roger Ekins

In Reply: The Free Thyroid Hormone Hypothesis and Measurement of Free Hormones
Clin Chem 1993 39: 1343-1344. [PDF]  

G. N. Petrovich and Z. M. Prijovich

In Reply: ROC Plots Display Test Accuracy, but Are Still Limited by the Study Design
Clin Chem 1993 39: 1346. [PDF]  

Reviews:

J. H. Keffer

Applied Laboratory Medicine. Norbert W. Tietz, Rex B. Conn, Elizabeth L. Pruden. Philadelphia: W.B. Saunders Company, 1992 425 pp. $26.50, paperback. ISBN 07216-6474-1
Clin Chem 1993 39: 1356. [PDF]  

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