Efter 16 uger var den gennemsnitlige iltmætning øget i bosentan gruppen med 1, 0% (95% CI - 0, 7; 2, 8%) sammenlignet med placebo gruppen, hvilke viste, at bosentan ikke forværrer hypoxæmi.
After 16 weeks, the mean oxygen saturation was increased in the bosentan group by 1.0% (95% CI –0.7; 2.8%) as compared to the placebo group, showing that