How Noninvasive Haemoglobin Measurement with Pulse CO-Oximetry Can Change Your Practice: An Expert Review
Table 1
Differences in red blood cell transfusions when clinicians used standard of care blood management or added SpHb monitoring to guide transfusions in (a) 327 surgery patients with expected low blood loss and (b) 106 surgery patients with expected high blood loss.
(a) Low blood loss surgery ()
Standard care group ()
SpHb Group ()
P value
Patients receiving a transfusion (%)
7 (4.5%)
1 (0.6%)
0.03
Total units transfused, (mean)
15 (0.10)
1 (0.1)
0.001
(b) High blood loss surgery ()
Standard care group ()
SpHb Group ()
P value
RBC transfusions per subject, mean ± SD units
<0.001
RBC transfusions per subject receiving a transfusion, mean ± SD units
<0.01
Transfused patients receiving >3 RBC, % units
73
32
<0.01
Time to transfusion start after need established, mean ± SD min