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Table 3 Cost per patient by cohort for individuals who used the resource type

From: Depression diagnoses following the identification of bipolar disorder: costly incongruent diagnoses

 

Cohort

  

Cohort

 

IDD

NIDD

  

IDD

NIDD

Visit Type

Predicted Mean (costs > 0)

Predicted Mean (costs > 0)

RRa

p

Probability of Resource Use

Probability of Resource Use

Total Cost (N = 7900)

$10,773

$ 9132

1.18

.005

  

MH Ambulatory (N = 6249)

1422

821

1.73

<.0001

0.96

0.74

Non-MH Ambulatory (N = 7332)

2462

2664

0.92

.34

0.94

0.91

MH Hospital (N = 589)

9491

7837

1.00

.97

0.18

0.05

Non-MH Hospital (N = 675)

15,704

14,841

1.06

.77

0.10

0.08

MH Emergency Room (N = 644)

658

644

1.02

.88

0.12

0.07

Non-MH Emergency Room (N = 1509)

1100

1045

1.05

.68

0.23

0.18

Mental Health Prescription (N = 7014)

2272

2299

0.99

.75

0.95

0.86

Total Prescription (N = 7679)

3522

3454

1.02

.59

0.98

0.96

  1. aRelative risk of increased costs for IDD cohort relative to NIDD cohort after correcting for background differences.
  2. Note: Generalized Linear Models with Log Link Specification
  3. NIDD = no incongruent depression diagnoses; IDD = incongruent depression diagnoses; MH = mental health