Supine/head-down position
Supine/head-down position has been studied in 1 paper since 2018: 1 trial in people. The newest paper, Sep 1, 2018: “Age-dependent effects of thoracic and capillary blood volume distribution on pulmonary artery pressure and lung diffusing capacity”.
1 paper studies it1 findingUpdated
“the DLNO/DLCO ratio was lower in the Supine and/or Head-down positions (P ≤ 0.05), but higher following sildenafil administration (P ≤ 0.007), in both younger and older adults.”
- 1 lab in 1 country
- Funders: Center for Clinical and Translational Science, Mayo Clinic and 6 more
- Human trial1
Studies in people
1 study gave supine/head-down position to people and measured what changed.
down: Decreases DLNO/DLCO ratio
Trial9 people27 ± 4 years (younger) and 71 ± 4 years (older)
Older adults; in both younger and older adults
Physiological reports, Sep 1, 2018
What did studies of Supine/head-down position find?
1Studies of Supine/head-down position measured 1 outcome; the most studied are DLNO/DLCO ratio (1 study).
DLNO/DLCO ratio
downin humans1
1 study
DLNO/DLCO ratio
downin humans1
Supine/head-down position decreases DLNO/DLCO ratio in both younger and older adults.
“the DLNO/DLCO ratio was lower in the Supine and/or Head-down positions (P ≤ 0.05), but higher following sildenafil administration (P ≤ 0.007), in both younger and older adults.”
Human trialin both younger and older adults
Physiological reports