B. Health Care Professional Results
600
500
400
300
200
100
0
0
100
Laboratory Plasma Glucose Result (mg/dL)
o
Comparison of Meter to Laboratory Results
Lot
Opr.
A
Lay
100 0.85x + 12.91
HCP
100 0.84x + 11.61
B
Lay
96
HCP
96
A&B
All
392
† Weighted Deming regression, weighted linear correlation coefficient
Opr. = Operator; Lay = Lay User; HCP = Health Care Professional
36
200
300
400
= Lot A
N
Y=
1.02x – 10.50
1.03x – 11.05
0.91x + 3.74
y=x
500
600
+ = Lot B
95% Confidence Intervals
Slope
/
0.81 to 0.89
0.80 to 0.88
0.96 to 1.08
0.99 to 1.08
0.89 to 0.94
†
Intercept
6.81 to 19.00
6.01 to 17.21
–18.64 to –2.36
–16.87 to –5.22
0.24 to 7.24
R
0.98
0.98
0.97
0.98
0.97