TABLE 1

Demographics of Sample (N = 5100)

% (N)
Gender
 Women46 (2339)
Medical education
 AMG73 (3715)
Years since training
 <10 y11 (564)
 ≥10 y but <20 y38 (1949)
 ≥20 y50 (2557)
Work status
 Part time10 (533)
Practitioner type
 Neonatal–perinatal or critical care29 (1462)
 All other subspecialties71 (3638)
Academic appointment
 Full-time academic appointment47 (2379)
 Part-time academic appointment9 (457)
 No academic appointment26 (1314)
 Adjunct, volunteer, or courtesy appointment19 (950)
Which of the following best describes the ownership of your primary practice?
 University or medical school44 (2252)
 Independent practice or private practice23 (1195)
 Community or non–university affiliated hospital17 (844)
 Federal, state, or local government4 (222)
 Managed care network4 (179)
Practice type
 Multispecialty group44 (2235)
 Single subspecialty group33 (1688)
 Solo practitioner5 (245)
 General pediatrics group4 (206)