From: Comparing the accuracy of point-of-care with laboratory (capillary, venous, and arterial) blood glucose levels in critically ill patients with and without shock
POC analysis
Lab analysis
P-value
Mean
Standard deviation
Capillary
9.22
3.54
–
Venous
10.18
5.13
10.05
5.34
0.389
Arterial
9.66
3.15
11.41
10.31
0.029*
Central
9.18
3.87
9.54
3.84
0.208