AHI | DI | Min Sa,O2 | Average Sa,O2 | Snoring index | |
U‐norepinephrine µmol·mol−1 | 0.15 | 0.18 | −0.19 | −0.18 | 0.10 |
U‐normetanephrine µmol·mol−1 | 0.23* | 0.34*** | −0.29** | −0.25** | 0.08 |
U‐MHMA mmol·mol−1 | −0.13 | −0.16 | 0.19 | 0.16 | −0.14 |
U‐metanephrine µmol·mol−1 | 0.22* | 0.27** | −0.13 | −0.08 | 0.02 |
U‐mettyramine µmol·mol−1 | 0.02 | 0.02 | −0.10 | −0.18 | 0.18 |
Data are presented as partial regression coefficient (r)
AHI: apnoea-hypopnoea index
DI: desaturation index
Min Sa,O2: minimum arterial oxygen saturation during night
Average Sa,O2: average arterial oxygen saturation during night
U: urinary
MHMA: methoxy-hydroxy-mandelic acid
Catecholamines were measured per mol of creatinine
*: p<0.05
**: p<0.01
***: p<0.001