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Table 2 Average number of visits by incongruent depression diagnosis in 2003

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

 

Cohort

  
 

NIDD

IDD

  

Visit Type

Predicted Mean

Predicted Mean

RRa

p

MH Ambulatory

6.57

11.46

1.74

<.0001

Non-MH Ambulatory

10.08

10.56

1.05

.22

MH Hospital

0.27

0.56

3.06

<.0001

Non-MH Hospital

0.11

0.12

1.16

.26

MH ER

0.06

0.19

2.06

<.0001

Non-MH ER

0.61

0.73

1.20

.17

  1. aRelative risk of increased visits for IDD cohort relative to NIDD cohort after correcting for background differences.
  2. NIDD = no incongruent depression diagnosis; IDD = incongruent depression diagnosis; RR = relative risk; MH = mental health; ER = emergency room