Table 4 Physician and practice characteristics associated with high frustration, multivariable model

Age

   < 40 years

1.7 (1.1–2.7)

   40 or more years

1.0

Stress

   Below average

1.0

   Above average

2.3 (1.5–3.4)

Specialty

   Family medicine

1.0

   General internal medicine

1.5 (0.9–2.3)

   Medicine subspecialty

2.0 (1.3–3.3)

Hours worked per week

   ≤55 hours

1.0

   >55 hours

1.5 (1.0–2.2)

Patients with psychosocial problems

   Fewer than average

1.0

   More than average

2.1 (1.4–3.2)

Patients with substance abuse

   Fewer than average

1.0

   More than average

2.9 (1.8–4.5)