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. 2015 Jun 11;10(6):e0129197. doi: 10.1371/journal.pone.0129197

Table 4. Gender differences for reported financial affiliations after adjustment A .

Relationships Considered Adjusted Gender Difference A (Std. Error) Adjusted Gender Ratio B (95% CI)
Total Dollars $-3,598.63 ($685.67)*** $0.58 ($0.56, $0.60)***
Total Dollars (Sponsored Research Not Included) $-2,489.80 ($646.46)* $0.60 ($0.58, $0.62)***
By Type of Relationship
 Meals $-41.80 ($3.67)*** $0.81 ($0.79, $0.83)***
 Education $-1,893.14 ($221.09) *** $0.59 ($0.54, $0.64)***
 Speaker $-2,898.44 ($619.15)*** $0.45 ($0.13, $1.55)
 Consultant/Advisor/Oversight $-2,407.13 ($2,339.71) $0.64 ($0.49, $0.82)***
 Travel $-26.86 ($181.69) $0.94 ($0.77, $1.17)
 Sponsored Research $-15,049.62 ($7,947.32)* $0.94 ($0.77, $1.15)
 Other $-4,767.24 ($3,134.59 $0.84 ($0.80, $0.88)***

A: Adjusted for Physician factors (Specialty: Medical vs. Surgical vs. Other and Age), as well as institutional factors (Hospital > 500 beds, has a medical school affiliation, has any NIH awards, Located in an AHA Top 100 ranked city) P value for Gender main effect from linear mixed effects model with these adjustments. Indicated by * for P<0.05, ** for P<0.01, and *** for P<0.001

B: From the same model as A, but using Log(Total Dollars) as the predicted outcome. Results are the back-transformed to reflect the dollar amount received by females per dollar received by males.