Which using the best available information does not affect sexual pleasure. And we're getting this information from a most reliable source, post-op men.
Anecdotal evidence can be true for individuals.
However, if you want to assert that anecdotes translate into statistical reality and make blanket statements for all men, you may want to issue a press release to the international scientific community who have more rigorous standards for making assertions.
Anecdotal evidence:
Very small, biased samples
Casual observations in uncontrolled circumstances
Other important factors are unaccounted
Causal connections are made too easily
Statistical methodology:
Large, representative samples
Precise measurements in controlled situations
Measure/control all other relevant factors that affect the outcome
Careful about making causal connections