Final answer:
The significant proportion of Borderline Personality Disorder diagnoses in women, amounting to 75%, is an example of sexist bias, potentially stemming from gender stereotypes and societal expectations.
Step-by-step explanation:
An example of sexist bias related to the diagnosis of borderline personality disorder (BPD) is the disproportionate diagnosis of women compared to men, as noted by psychologist Dana Becker. Nearly 75% of BPD diagnoses are assigned to women, suggesting a possible gender bias wherein women's behaviors are pathologized under the BPD category more often than men's. This high diagnosis rate in women could be attributed to societal expectations of women's behavior and emotional expression fitting the BPD criteria more readily than men, potentially reflecting a stereotype that women are inherently more emotional or unstable. Furthermore, the diagnosis itself carries a negative stigma, potentially influencing the treatment and perception of women diagnosed with the disorder, both professionally and socially.