U of Phoenix-Omaha Campus is first with 279.4%.

Incidentally, both are open admission.

outdid U of Phoenix-Harrisburg Campus (235.1%), U of Phoenix-Boston Campus (195.7%), U of Phoenix-Louisville Campus (154.9%), and Dominican School of Philosophy & Theology (141.9%), and others, ending with Williamson Christian College (-83.3%).

444 out of the other 3,121 colleges were ruled out due to missing, unknown, or not-applicable values for average teaching salary differential (women vs. men), e.g., Icahn School of Medicine at Mount Sinai.

1. Teaching salaries for men and women are from the Salary Outlays for Full-time Instructional Staff by Contract Length, Gender, and Academic Rank: 2011-12 (Final/revised release) by the National Center for Education Statistics (http://nces.ed.gov/ipeds).
   

U of Phoenix-Birmingham Campus is in Birmingham, AL, is private and for-profit, open admission, degree-granting, more than 50% Black, Hispanic, Asian, American Indian, or Alaska Native, its top major is hospital and health care facilities administration/management, its top Masters major is business administration and management, and enrolls fewer than 1,000 students.

• PayScale mid-career median salary ranking (1,012th place)
• average full-time teaching salary ($31,402)
• in-state undergrad tuition & fees ($11,680)
• out-of-state undergrad tuition & fees ($11,680)
• average undergrad student loan ($8,734)
• average grant aid to undergrads ($5,337)
• endowment per full-time student ($0)
• average teaching salary differential (women vs. men, 247.5%)
• undergrads who get financial aid (100%)
• undergrads who receive student loans (98%)
• in-state freshmen (97.3%)
• undergrads who get Pell grants (96%)
• undergrads among full-time students (91.4%)
• undergrads who are 25 years or older (80.3%)
• minorities (54.5%)
• Blacks or African Americans (52.8%)
• full-time retention rate (50%)
• tuition & fees increase over three years (15.5%)
• grad students who are under 25 years old (4.8%)
• Hispanics (0.8%)
• American Indians or Alaska Natives (0.5%)
• foreign students (0.4%)
• Asians (0.4%)
• non-resident tuition & fees surcharge (0%)
• average teaching salary differential (men vs. women, -71.2%)
• alumni who played in the National Football League (0)
• average January temperature (43.1 degrees)
• foreign students (3)
• full-time grad students (42)
• full-time undergrads (447)
• grad students (42)
• members of the National Academy of Sciences (0)
• men's basketball Final Four appearances (0)
• Rhodes Scholar alumni (0)
• undergrads (447)
• yearly for-credit students (795)
• on-campus yearly property crimes per thousand students (0)
• students per faculty member (15)
• annual rainfall (58.9 inches)
• elevation (195 meters)

Sources