Table 3. Hierarchical Linear Model Regression Coefficients for the Intervention's Effect on the Total Score of the Physician Satisfaction Scale in the BREATHE OUT Study After Adjusting for Sex, Experience, Clinic Effects, and Multiple Observations per Clinician (N = 112)

Characteristics	Regression Coefficient	Standard Error	P Value
Intercept	42.66	1.26
Experimental	−5.86	1.66	.02
Fellow/resident	3.99	3.21	.22
Attending	0.82	3.12	.79
Other (NP, PA)	—	—	—
Female sex	5.02	1.83	.009
Male sex	—	—	—

NP, nurse practitioner; PA, physician assistant.