Are Anesthesiology Providers Good Guessers? Heart Rate and Oxygen Saturation Estimation in a Simulation Setting
Table 4
Repeated measures mixed model results for recording setting, music, and training level on oxygen saturation estimation accuracy.
Effect
Scenario
Visual aid
Experience level
Music experience
Adjusted LS mean
SE
F
value
Setting
Scenario A
−2.3
0.49
8.79
<0.0001
Scenario B
−2.6
0.49
Scenario C
−3.3
0.49
Scenario D
−0.8
0.49
Visual aid
Yes
−2.3
0.42
0.20
0.6542
No
−2.2
0.42
Experience level
Attending
−2.4
0.77
2.94
0.0410
Resident
−1.0
0.50
CRNA
−1.7
0.55
Intern
−3.9
0.92
Music experience
Yes
−2.3
0.62
0.01
0.9207
No
−2.23
0.38
Visual aid × setting
Scenario C
Yes
−2.6
0.60
0.49
0.6869
Scenario B
−2.6
0.60
Scenario C
−3.6
0.60
Scenario D
−0.6
0.60
Scenario A
No
−2.1
0.60
Scenario B
−2.6
0.60
Scenario A
−3.0
0.60
Scenario D
−1.1
0.60
CRNA, nurse anesthetist; LS, least square; SE, standard error; F, statistic used. Scenario C and scenario A were attempted twice (before increasing heart rate and decreasing heart rate and oxygen saturation).
