Originally Posted by
abgd
The paper mentioning PEPT didn't give any evidence to support a beneficial effect of smoking,
No, the other one did.
and the paper you referred to originally (Yoneda and Watanabe) and I was referring to didn't mention PEPT... or in the abstract mention any protective effect of smoking in terms of reducing the impairment due to hypoxia.
No, the other one did.
Absence of evidence isn't evidence of absence.
Is it beyond the wit of man to collate information from two separate articles?