having multiple partners between their partners
should be:
having multiple partners between their exams and pap smears
You might not be as far off as you think.
That is also a factor in cervical cancer. I wonder just how that affects the suseptibility to cervical cancer that is thought to be a result of HPV and how much HPV caused cancer is aggrevated by these other factors.
http://www.mayoclinic.com/health/cervical-cancer/DS00167/DSECTION=3