Wilcoxon test, statical differences, groups 1 and 2
pO2 LA 0.7301
pO2 300 0.1134
pO2 600 0.6246
pO2 900 0.0311
pO2 1200 0.4035
pO2 blood 0.6359
Table 4: Wilcoxon test for pO2 values in both groups.