In the study group, for all participants, 70% had other diseases.
The distribution of each disease may have been different from the untreated group.
But there is an obligation to medicate younger people who have other diseases.
So age in itself is not a determining factor in treatment.
And yes,
Hashem as He Alone is in control, this statement holds true, even Ubi agrees in another post. We cannot ignore science, but we have to see that science is not the final word, it is sometimes an indication. Were the people in the study mainly frum Jews? We do not know.
Even if the “knife” is at us, we are not allowed to lose hope.
Even the scientists believe and observed the so called “placebo effect”. Which is a sugar pill, I think.
Dr Zelenlkp’s result was according to Hashem’s Will.
Please see and google (as links are not allowed) a new study from Saudi Arabia “Hydroxychloroquine Safety Outcome within Approved Therapeutic Protocol for COVID-19 Outpatients in Saudi Arabia”.