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Table 3 Association between receipt of 48 Hour Follow Up and adverse events among Aboriginal patients: Logistic GEE models adjusting for variables associated with both receipt of 48 Hour Follow Up and the adverse event (n = 49,721)*

From: The impact of telephone follow up on adverse events for Aboriginal people with chronic disease in new South Wales, Australia: a retrospective cohort study

 

Unplanned readmission

Mortality

ED presentation

At least 1 adverse event

Variable

Category

OR (95% CI)

P-value

OR (95% CI)

P-value

OR (95% CI)

P-value

OR (95% CI)

P-value

Follow up

Not followed up

reference

0.1352

reference

0.4760

reference

0.0312

reference

0.0136

Followed up

0.84 (0.66,1.06)

 

0.91 (0.69,1.19)

 

0.92 (0.85,0.99)

 

0.91 (0.85,0.98)

 

Care type

Centralised

    

reference

<.0001

reference

<.0001

Shared care

    

1.00 (0.91,1.10)

 

1.02 (0.93,1.11)

 

Localised

    

0.77 (0.72,0.83)

 

0.81 (0.76,0.87)

 

AMS-contracted

    

1.01 (0.76,1.33)

 

0.94 (0.72,1.24)

 

Year

2009

  

reference

0.0003

reference

<.0001

reference

<.0001

2010

  

1.19 (0.81,1.73)

 

1.10 (0.99,1.23)

 

1.06 (0.95,1.18)

 

2011

  

1.40 (0.96,2.05)

 

1.24 (1.11,1.38)

 

1.20 (1.08,1.33)

 

2012

  

1.50 (1.06,2.12)

 

1.29 (1.15,1.43)

 

1.22 (1.10,1.35)

 

2013

  

1.50 (1.08,2.08)

 

1.32 (1.19,1.46)

 

1.24 (1.12,1.37)

 

2014

  

0.75 (0.50,1.12)

 

1.21 (1.07,1.36)

 

1.12 (1.00,1.26)

 

IRSD quintile

1st quintile - least disadvantaged

 

.

 

.

reference

<.0001

reference

0.0005

2nd quintile

    

0.91 (0.82,1.00)

 

0.92 (0.83,1.01)

 

3rd quintile

    

0.99 (0.89,1.09)

 

0.99 (0.91,1.09)

 

4th quintile

    

0.82 (0.74,0.90)

 

0.85 (0.77,0.94)

 

5th quintile - most disadvantaged

    

0.80 (0.72,0.89)

 

0.85 (0.77,0.94)

 

Length of stay

1 day or less

 

.

reference

<.0001

reference

0.0007

reference

<.0001

More than 1 day

  

1.93 (1.53,2.42)

 

1.11 (1.04,1.17)

 

1.13 (1.06,1.19)

 

No. of additional diagnoses

Less than 2

reference

0.2646

reference

0.1804

reference

0.0187

reference

0.0870

2 or more

1.13 (0.91,1.40)

 

1.24 0.91,1.68)

 

1.09 (1.01,1.17)

 

1.06 (0.99,1.14)

 

Charlson Comorbidity Index

 

1.11 (1.06,1.17)

<.0001

1.46 (1.40,1.53)

<.0001

1.08 (1.06,1.11)

<.0001

1.10 (1.08,1.13)

<.0001

  1. *Odds ratios are from the logistic regression GEE model and are adjusted for all variables given in the table
  2. Data source: 48 Hour Follow Up Program Register. Study period: May 2009 to December 2014 [17]