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. Author manuscript; available in PMC: 2012 Jul 1.
Published in final edited form as: Int J Med Inform. 2011 Apr 22;80(7):533–540. doi: 10.1016/j.ijmedinf.2011.03.014

Table II.

Patients with depression-related billing diagnostic codes

Billing Diagnostic Code Patients with a Depression-related Billing Diagnostic Code
in the Electronic Medical Record (EMR)
All patients in
survey sample
n=1230
Patients
included in
analysis
n=427
Of patients included
in the analysis,
Primary Care Provider (PCP)
classified as:
Depressed
n=212
Not Depressed
n=215
n (%)1 n (%)2 n (%)3 n (%)4
290.13
Presenile dementia with depressive
features
1 (<1) 0 (0) - -
290.21
Senile dementia with depressive features
4 (<1) 1 (<1) 0 (0) 1 (100)
296.2
Major depressive disorder, single episode
22 (2) 12 (3) 10 (83) 2 (17)
296.3
Major depressive disorder, recurrent
episode
113 (9) 40 (9) 34 (85) 6 (15)
296.90
Unspecified affective psychosis
53 (4) 21 (5) 16 (76) 5 (24)
296.99
Other specified affective psychoses
1 (<1) 1 (<1) 1 (100) 0 (0)
300.4
Neurotic depression
57 (5) 28 (7) 22 (79) 6 (21)
305.81
Antidepressant type abuse, continuous use
1 (<1) 0 (0) - -
309.0
Adjustment reaction with brief depressive
reaction
18 (1) 6 (1) 4 (67) 2 (33)
309.1
Adjustment reaction with prolonged
depressive reaction
48 (4) 17 (4) 14 (82) 3 (18)
311
Depressive disorder, not otherwise
specified
392 (32) 139 (33) 112 (81) 27 (19)
Hospital-specific codes 154 (13) 70 (16) 52 (74) 18 (26)
TOTAL number of patients with any
diagnosis
567 (46) 216 (51) 164 (76) 52 (24)
1

This percentage is defined as the number of patients with a specific diagnosis divided by the number of patients in the survey sample (n=1230).

2

This percentage is defined as the number of patients with a specific diagnosis divided by the number of patients included in the analysis (n=427).

3

This percentage is defined as the number of patients PCP classified as depressed divided by the number of patients included in the analysis that carried the specific diagnosis listed in the row of interest.

4

This percentage is defined as the number of patients PCPs classified as NOT depressed divided by the number of patients included in the analysis that carried the specific diagnosis listed in the row of interest.