What Researchers Did
Researchers retrospectively investigated the effect of hyperbaric oxygen therapy (HBOT) on myocardial perfusion in 115 patients with coronary artery disease who had received drug-eluting stents, comparing an HBOT group (n=55) to a control group (n=60).
What They Found
The HBOT group showed a significantly higher improvement rate of impaired myocardial sub-segments compared to the control group (P<0.05). Additionally, endothelin-1 and high sensitivity C-reactive protein levels significantly decreased, while nitric oxide levels significantly increased in the HBOT group (P<0.05).
Canadian Relevance
This study has no direct Canadian connection as it was not conducted in Canada, nor did it involve Canadian researchers or participants.
Study Limitations
As a retrospective study, this research is subject to potential biases and confounding factors that could influence the results.