No confirmatory evidence; it appears to be an old wound.
However, the test was voluntary, and could only be used as confirmatory evidence.
It was at least a kind of negative confirmatory evidence.
The confirmatory evidence is adequate no matter how we look at it.
We concluded that 29 of the deaths were due to asthma, with confirmatory evidence in the 20 in which necropsy was performed (unpublished study).
He must have the confirmatory evidence of his nose before venturing to rely too implicitly upon the testimony of his ears and eyes.
Just confirmatory evidence about the party, no doubt; though goodness knew they had had enough of that, one would have thought, already.
She failed to join the expedition, but Scott promised to bring back samples of fossils to provide confirmatory evidence for the theory.
Also, and most importantly, the theory was supported by an ever-increasing body of confirmatory experimental evidence.