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Precision: The precision studies were performed in a laboratory
using CareSens N POP Blood Glucose Monitoring Systems.
Within Run Precision
*Blood avg.
2.1 mmol/L
SD = 0.1 mmol/L
*Blood avg.
4.6 mmol/L
SD = 0.2 mmol/L
*Blood avg.
6.9 mmol/L
CV = 3.0%
*Blood avg.
11.7 mmol/L
CV = 3.2%
*Blood avg.
17.1 mmol/L
CV = 2.6%
Total Precision
*Control avg.
2.1 mmol/L
SD = 0.1 mmol/L
*Control avg.
6.6 mmol/L
CV = 3.8%
*Control avg.
17.4 mmol/L
CV = 3.3%
This study shows that there could be variation of up to 3.8%.
Packed Cell Volume (Hematocrit)
The hematocrit levels (15–65%) were tested to evaluate
the effect of hematocrit level on measurement of glucose
concentration.
Range (mmol/L)
Average of difference (Hct 15–65%)
1.7 to 2.8
-0.2–0.1 mmol/L
5.3 to 8.0
-1.5–7.1%
15.5 to 23.3
-5.4–1.1%
Difference Averages
No.
Interferent
1
Acetaminophen
-0.1 mmol/L
-3.3%
2
Ascorbic acid
0.4 mmol/L
-0.9%
3
Bilirubin (unconjugated) -0.01 mmol/L
1.4%
4
Ceftriaxone
0.1 mmol/L
2.4%
5
Cholesterol
-0.1 mmol/L
-1.8%
6
Creatinine
0.01 mmol/L
0.7%
7
Dopamine
0.1 mmol/L
0.4%
8
EDTA
0.1 mmol/L
1.4%
9
Galactose
-0.1 mmol/L
-0.1%
10
Gentisic acid
-0.1 mmol/L
-4.4%
11
Glutathione (Red)
-0.2 mmol/L
0.6%
12
Hemoglobin
-0.01 mmol/L
-0.5%
13
Heparin
0.1 mmol/L
2.8%
14
Hydrocortisone
0.02 mmol/L
1.9%
15
Ibuprofen
-0.1 mmol/L
2.8%
16
Icodextrin
-0.2 mmol/L
-0.5%
Interval1
Interval 2
(2.8–5.5 mmol/L) (13.9–19.4 mmol/L)
Interferences
The effect of various interfering substances was evaluated in
whole blood samples on glucose measurements.
Содержание CareSens N Pop
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