Table 3

Within-condition responses for biomarkers at 0, 4 and 7 h

 Time (h)
MarkerCondition0N4N7Np Value*
Heart rate (bpm)Active64.7 (8.1)1971.8 (10.0)1971.6 (11.2)19
Sedentary63.5 (8.6)1966.2 (9.4)1966.1 (9.7)19
0.038
Systolic bloodActive119.5 (10.3)19117.5 (11.9)19117.5 (11.1)19
pressure (mm Hg)Sedentary119.9 (12.7)19117.5 (12.7)19119.7 (12.9)19
0.801
Diastolic bloodActive76.1 (7.9)1974.2 (9.3)1975.3 (7.2)19
pressure (mm Hg)Sedentary77.9 (8.6)1972.1 (9.6)1974.8 (8.8)19
0.223
Insulin (µU/mL)Active21.7 (9.2)18105 (48.54)1917.8 (6.57)18
Sedentary20.9 (7.84)1996.4 (51.76)1919.2 (6.52)19
0.679
IL-6 (pg/mL)Active0.95 (0.93)181.32 (0.85)191.92 (1.42)18
Sedentary0.94 (0.7)191.21 (0.51)191.34 (0.79)19
0.123
Cortisol (pg/mL)Active3452 (3038)181512 (1226)191364 (737)18
Sedentary3618 (5472)191651 (1085)192653 (3617)19
0.611
BDNF (pg/mL)Active14 905 (8324)1515 201 (8628)1612 605 (7603)14
Sedentary14 226 (6852)1613 098 (6854)1514 180 (7172)15
0.184
Catechols
Norepinephrine (pg/mL)Active427 (220)18475 (238)18440 (195)19
Sedentary375 (192)18466 (281)17473 (250)18
0.177
DHPG (pg/mL)Active1244 (292)181259 (307)181276 (298)19
Sedentary1243 (245)181338 (381)171349 (329)18
0.447
Epinephrine (pg/mL)Active36.6 (48.35)17109.1 (226.7)17171.2 (274.89)18
Sedentary44.4 (54.31)18118.7 (355.09)1769.8 (99.55)18
0.198
DOPA (pg/mL)Active1884 (497)181616 (455)181862 (557)19
Sedentary1919 (505)181739 (476)172051 (588)18
0.676
Dopamine (pg/mL)Active23.7 (26.31)1863 (158.12)1842.4 (75.24)19
Sedentary49.6 (134.01)1839.6 (81.37)1761.2 (190.59)18
0.234
DHPG/norepinephrineActive4.0 (1.78)183.4 (1.28)173.3 (1.34)18
Sedentary3.4 (1.46)183.0 (1.01)183.2 (1.15)19
0.434
  • *p Values for difference in temporal changes by condition.

  • Bold typeface indicates significance at p<0.05.

  • BDNF, brain-derived neurotrophic factor; DHPG, dihydroxyphenylglycol; DOPA, dihydroxyphenylalanine; IL-6, interleukin 6.