Actually, this is old chart..indeed very2 old..
Check out the flowchart.

It doesnt take a genius to guess that this is a male’s work since Obs+Gynecology is distinctly absent.
That’s only a rough guide for medical students.

There’s another aptitude test by University of Virginia on what medical specialty suits best for medical student, depending on one’s personality. That is just a rough guideline,

 After all, for career satisfaction, the consideration should be, what U CAN do and What U LOVE to do rather than what U WANT to do...