Table 2. Effects of HUT/LBNP on catecholamine levels.
Initial supine rest | Presyncope | |
Norepinephrine [pg/mL] | 193.9±22.4 | 1310.2±96.3**** |
Epinephrine [pg/mL] | 28.2±4.3 | 80.8±9.1**** |
Dopamine [pg/mL] | 15.9±3.2 | 29.1±6.2*** |
…P<0.05;
…P<0.001,
…P<0.0001,
compared to initial supine rest. Data are presented as mean ± SD.