Assessment of Systemic and Cerebral Oxygen Saturation during Diagnostic Bronchoscopy: A Prospective, Randomized Study
Table 2
Absolute values of systemic O2 saturation at baseline (0 sec syst. O2%) and during bronchoscopy (syst. O2mean %) and Hurst exponent values in males and females.
Study group
Pairwise comparisons
ANOVA F statistic
O2 (−)
2 l
4 l
O2 (−) vs. 2 l/min
O2 (−) vs. 4 l/min
2 l/min vs. 4 l/min
Males
0 sec syst. O2 %
95.20
97.79
98.25
−2.59
−3.05
−0.46
9.52
Syst. O2mean %
93.93
96.92
97.05
−2.99
−3.12
−0.13
5.22
Hurst exp. syst. O2
0.48
0.59
0.75
−0.11
−0.27
−0.16
9.01
Females
0 sec syst. O2 %
95.69
98.33
98.30
−2.65
−2.61
0.03
6.09
Syst. O2mean %
94.63
98.36
97.24
−3.73
−2.61
1.12
5.68
Hurst exp. syst. O2
0.42
0.49
0.70
−0.06
−0.27
−0.21
7.10
O2 (−) indicates no supplemental oxygen; 2 l and 4 l indicate 2 and 4 l/min supplemental oxygen. ,, and .