Clinical Accuracy of Capillary Blood Glucose Monitoring in Hospitalized Patients with Diabetes

1994 ◽  
Vol 20 (3) ◽  
pp. 212-215 ◽  
Author(s):  
Mark A. Bustamante ◽  
James V. Hennessey ◽  
Martha L. Teter ◽  
Richard J. Stachler ◽  
Barry Warner

This study evaluated the clinical accuracy of capillary blood glucose monitoring (CBGM) performed by nursing personnel on hospitalized patients with diabetes. We compared the results of 80 serum glucose samples obtained in a blinded fashion within 5 minutes of routine capillary glucose measurements performed during the course of clinical care. The CBGM results obtained by a diabetes nurse specialist during endocrine testing procedures were correlated with the serum results. Correlation of CBGM to serum glucose ranged from.74 to .99 depending on the method used. Visual and manual interpretation yielded the lowest correlation and variable accuracy results, per error grid analysis, with 1 in 4 patients having errors of sufficient magnitude that could lead to inappropriate therapy. Monitoring with the AccuChek II® blood glucose meter produced the highest correlation and most accurate clinical readings. Bedside blood glucose monitoring of inpatients has a wide range of reliability depending on the method used.

2001 ◽  
Vol 22 (11) ◽  
pp. 701-707 ◽  
Author(s):  
Jean-Claude Desenclos ◽  
Martine Bourdiol-Razès ◽  
Bernard Rolin ◽  
Patrick Garandeau ◽  
Jacques Ducos ◽  
...  

AbstractObjective:To identify the routes of transmission in a nosocomial outbreak of hepatitis C virus (HCV) infection.Design:Epidemiological investigation, including screening for HCV of hospitalized patients, and a retrospective cohort study, review of hygiene and medical practices, and molecular comparison of HCV isolates.Setting:A specialized care unit for cystic fibrosis (CF) and diabetic patients at an acute-care facility in the south of France.Results:Of the 57 CF patients (age in 1995: 2-28 years), 38 (66.7%) were tested and 22 (57.9%) were anti-HCV positive. Eight (50%) of 16 patients with anti-HCV antibody tested by polymerase chain reaction were viremic. No patients had received blood products or had any history of intravenous drug use. All 18 (100%) patients with CF who had ever undergone self-monitoring of capillary blood glucose in the unit were anti-HCV positive, compared to 4 (20%) of 20 who had not (relative risk, 5.0; 95% confidence interval, 2.1-12.0). Seventy (39.5%) of the patients with diabetes were screened for anti-HCV; 12 (18.8%) tested positive, with 3 (25%) positive for HCV-RNA. Patients with diabetes had routine capillary blood glucose monitoring while hospitalized and shared with CF patients the same spring-triggered devices for capillary blood glucose monitoring. The disposable platform of the devices was not changed between patient use. All HCV isolates belonged to the type 1, subtype b, and phylogenetic analysis showed a close homology by sequencing of NS5b and E2/HVR regions.Conclusion:As reported earlier for the hepatitis B virus, shared spring-triggered devices for capillary blood glucose monitoring by finger puncture may transmit HCV. Strict application of Standard Precautions procedures is warranted in any healthcare setting.


Diabetes Care ◽  
1989 ◽  
Vol 12 (4) ◽  
pp. 298-301 ◽  
Author(s):  
P. A. Lawrence ◽  
M. C. Dowe ◽  
E. K. Perry ◽  
S. Strong ◽  
G. P. Samsa

1989 ◽  
Vol 15 (5) ◽  
pp. 435-439 ◽  
Author(s):  
Johnm. Amatruda ◽  
Barbara B. Vallone ◽  
Todd Schuster ◽  
Roberta. Mooney

Precision and accuracy of capillary blood glucose measure ments performed by general staff nurses were assessed before and after a modest reeducation pro gram both with and without the use of reflectance meters. A total of 380 capillary glucose determinations were performed by nurses and the hospital laboratory on the same samples. Prior to reeducation, nurses using meters were more accurate than those reading visually, but no difference was found in precision. Reeducation improved precision equally in both groups while improving accuracy only in the group using meters. While glucose readings with the use of reflectance meters were statistically more accurate than those read visually, the percentage of readings within 10 % and 20 % of the laboratory readings was the same. Thus, the increased accuracy observed with meters may have little practical significance, suggesting that their use might better be based on other consider ations, such as user confidence, convenience, cost, and quality control. Periodic education is, however, an essential component of any quality assurance program.


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