Table 1 Respiratory resistance and hart rate changes (GHR) in response to carotid baroreceptors inactivation in age-differentiated volunteers.
From: Impairment of the baroreflex control of human respiratory resistance with age
Groups | I | II | III | IV |
|---|---|---|---|---|
Age (yr; range/mean ± SE) | 20-30 | 31-40 | 41-50 | 51-60 |
25.4 ± 0.6 | 33.7 ± 0.8 | 45.2 ± 0.9 | 56.1 ± 0.9 | |
GHR (mean ± SE) | -4.13 ± 0.03 | -3.75 ± 0.03 | -3.00 ± 0.03 | -2.34 ± 0.03 |
Respiratory resistance change (mbar/l/s) (mean ± SE) | Increase 0.38 ± 0.01 | Increase 0.25 ± 0.07 | No change | No change |