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At least 19 recordsLinked to original sources

[Various biohumoral parameters (blood triglycerides, blood cholesterol, blood uric acid, blood electrolytes) after automatic control by an artificial pancreas in subjects with type I diabetes mellitus].

Aim of the present paper is to study the modifications of some laboratory parameters most related to glycaemic metabolism during 24 hours of feed-back glycaemic control by artificial beta-cell. Twelve subjects affected by insulin dependent diabetes mellitus were submitted to GCIIS BIOSTATOR Miles evaluating, before and after 24 hours, blood tryglicerides, cholesterol, uric acid, sodium, potassium. A significant variation was found between the trygliceridemic values before and after automatic control. There was no variation in natriemic values before and after control. Variations, but not significant, were found in cholesterolemic, kaliemic and uricacidaemic values.

Adolescent↗

[Glycosylated hemoglobin and clinical evaluation of the degree of diabetes control. Relation to blood sugar, blood cholesterol, blood triglycerides, and the duration of diabetes and retinopathy. Study of 85 diabetic children and adolescents].

The measurement of HbA1 gives an "objective" estimate of the degree of metabolic control of diabetes during the erythrocyte lifespan. 333 assays in 85 young diabetics aged three to twenty-three years showed a mean HbA1 of 10.9 +/- 2.6% (controls: 7.4 +/- 1.4%). HbA1 levels parallel the clinical evaluation of the degree of control. HbA1 concentrations are correlated with the duration of diabetes (r = 0.26; p less than 0.001), triglyceridemia (r = 0.22; p less than 0.001), cholesterolemia (r = 0.26; p less than 0.001) and glycemia (r = 0.50; p less than 0.001). The HbA1 glycemia correlation grows stronger as glycemia increases. This probably reflects the existence of a labile form of HbA1. HbA1 concentrations measured repeatedly over one year were not significantly different in diabetics with and without retinopathy, probably because the study period was too short. Measurement of HbA1 is also of value in diagnosing non-compliance.

Adolescent↗

Precision of blood cholesterol measurement and high blood cholesterol case-finding and treatment.

Imprecise blood cholesterol measurement can be expected to adversely affect large scale efforts to detect and treat high blood cholesterol. Using protocols specified by the National Cholesterol Education Program (NCEP), we used computer simulation techniques to quantify the effects of blood cholesterol measurement variability on misclassification rates, costs, effectiveness, and cost-effectiveness of high blood cholesterol case-finding and treatment. At the time of initial case-finding, increased measurement variability was associated with a moderate decrease in the proportions assigned to a treatment state and in the positive predictive value of such an assignment. After 10 years of continual case-finding and treatment, measurement variability dramatically affected proportions assigned to drug treatment and diminished the percent on drugs with blood cholesterol levels truly above NCEP cutpoints. Extreme variability in blood cholesterol measurement increased per capita costs by 14-18% and diminished cost-effectiveness by at least 11-12%. The adverse effects of measurement variability on cost-effectiveness were much more pronounced if adjustments to life-expectancy were made to recognize the lower quality of life associated with drug treatment. Misclassification rates can be decreased and cost-effectiveness improved by performing repeated measurements of blood cholesterol before increasing intensity of treatment. Improvement in the precision of measurement are especially beneficial for low-risk individuals.

Age Factors↗

Effect of skim milk supplementation on blood cholesterol concentration, blood pressure, and triglycerides in a free-living human population.

In 82 subjects, aged 21-73, we studied the effect of skim milk supplementation on serum cholesterol concentration, blood pressure, and serum triglyceride level. The study involved a 1-week pretreatment baseline period followed by 8 weeks of milk supplementation. Sixty-four people were designated to a test group and 18 people were placed in a seasonal index group. The study was designed as a free-living trial, i.e., participants were requested to maintain their normal lifestyles, including dietary pattern, except for the supplementation of one quart of 2% solids-not-fat fortified skim milk to the daily diet in the test group. Supplemental milk treatment was associated with a 6.6% reduction (p = 0.0004) of serum cholesterol in the high cholesterol (greater than or equal to 190 mg/dl) test subgroup within the first 4 weeks. No change was noted in serum cholesterol in the low-cholesterol (less than 190 mg/dl) subgroup throughout the study. Body weight and seasonal variation of blood cholesterol did not significantly influence serum cholesterol levels. Reduction (p = 0.0140) in percentage of calories from fat in the high-cholesterol subgroup was not correlated with the decrease in serum cholesterol in this test subgroup. Reductions in systolic and diastolic blood pressure occurred in the test subgroups; the low-cholesterol subgroup had a greater reduction (p = 0.0002) in diastolic blood pressure than the high-cholesterol group (p = 0.0049). Milk supplementation was associated with reduction (p = 0.0370) in serum triglycerides in the high-cholesterol subgroup.

Adult↗