Table 2.

Characteristics of physicians from Corrona prescribing biologic therapy in biologic-naive patients

	Physicians included in analysis
Total physicians, N a	157
Female, %	35.0
Age, mean (SD), years	51.1 (9.2)
Years since training completed, mean (SD)	19.6 (10.3)
Years since graduation, mean (SD)	27.2 (10.8)
Site: private vs academic, %b	73.3
Region of United States, %b
Northeast	36.0
Midwest	17.8
South	30.0
West	16.2

Physician characteristics refer to the time point of the initiation of the biologic agent

SD standard deviation

^aTotal number of physicians included in the analysis with demographic information available

^b N = 247; total number of physicians included in the analysis