Sex differences in the Big Five personality traits across the lifespan (US; N = 320,128) https://sciencedirect.com/science/article/pii/S0191886918301521…
you can also read the conscientiousness, openness, and neuroticism openness gaps as an artifact of patriarchy. if you have less power, you can compensate by keeping other people happy, accepting whatever comes, and blaming yourself when the first two are insufficient.