Sustainable Impact of a Primary Care Depression Intervention

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Figure 1.
Referrals to care management during the 1-year follow-up evaluation period. RCT, randomized controlled trial; TCM, three-component model; UC, usual care.

Table 1.

Characteristics of Clinicians Responding or Not Responding to 3-Year Follow-Up Survey

	Responders (n = 92)	Nonresponders (n = 38)	P
Number of RCT referrals	6.2 (5.8)	4.6 (5.0)	.744
Perceived self efficacy in treating depression^*	1.97 (0.493)	1.95 (0.514)	.925
Perceived responsibility to recognize depression^†	1.29 (0.457)	1.34 (0.483)	.304
Perceived responsibility to treat depression^†	1.53 (0.568)	1.56 (0.619)	.502
Number of correctly identified depression symptoms^‡	6.18 (1.76)	6.75 (1.76)	.919

* Rated on a scale of 1 = very confident, 2 = mostly confident, 3 = somewhat confident, 4 = not confident.
† Rated on a scale of 1 = strongly agree, 2 = agree, 3 = neutral, 4 = disagree, 5 = strongly agree.
‡ Scores range from 0 to 9.
All data presented as mean (SD). RCT, randomized controlled trial.

Table 2.

Depression Management Activities Reported by Clinicians in 3-Year Follow-Up Survey

Activity	N (%)
Use PHQ-9 to diagnose depression and assess depressive severity	80 (87.0)
Reasons for using PHQ-9:
Considering making a depression diagnosis	69 (90.8)
Providing routine follow-up care to a depressed patient	58 (76.3)
Other^*	13 (17.3)
Availability of Care Management	53 (58.9)
Most recent referral:
<1 month	16 (30.2)
1–3 months	7 (13.2)
>3 months	23 (43.4)
Never	7 (13.2)
Number of patients referred in the past 3 months (mean [SD])	5.3 (10.4)
Availability of Primary Care Clinician Consultation with Psychiatrist	41 (45.1)
Most recent contact:
<1 month	7 (17.1)
1–3 months	10 (24.4)
>3 months	12 (29.3)
Never	12 (29.3)
Number of contacts in previous year:
0	13 (31.7)
1–2	11 (26.8)
3–5	11 (26.8)
>5	6 (14.6)