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Table 8 Variable importance 3 years all-cause mortality

From: Prediction of long-term hospitalisation and all-cause mortality in patients with chronic heart failure on Dutch claims data: a machine learning approach

Feature

Description feature

N

Univariate

Random forest

Elastic net

Logistic regression

OR*

(MSE)

(coefficients)

(predictor)

dbc_2014_099899068

 > 5 nursing days acuut CHF

753

3.4

0,00,036

0.62778

0.82270

Age

Age

25,776

1.1

0,00,501

  

Geslacht

Sexe

25,776

1.2

0,00,222

  

zrg_2014_500112003

Visit GP > 20 min

5932

1.4

0,00,151

  

RRPDD_Loop

PDD Loop

14,166

1.0

0,00,065

  

DRG_2012_KGER

Clinical geriatrics

1225

3.2

0,00,064

  

ATC_2014_A03FA01

Metoclopramide

1059

2.4

0,00,062

  

DRG_2014_C30_C39

Malignant neoplasm intrathoracic

552

3.0

0,00,060

  

oms_burg_staat2

Marital status

25,776

0.7

0,00,044

  

DRG_2014_C00_C98

Malignant neoplasms—other

584

2.1

0,00,035

  

dbc_2014_100501025

 > 5 nursings days COPD

377

5.5

 

0.60695

0.92830

DRG_2014_C30_C39

Malignant neoplasm intrathoracic

552

3.0

 

0.71789

0.88990

DRG_2014_C00_C98

Malignant neoplasms—other

584

2.1

 

0.64685

0.71970

DRG_2014_M16

Osteoarthritis hip

320

0.6

 

0.58461

− 0.62770

ATC3_2014_V03

Other therepeutic devices

475

3.6

 

0.49412

0.61010

ATC_2014_R03DC03

Montelukast

253

0.8

 

0.72986

− 0.90920

ATC_2012_N05AD01

HALOPERIDOL

363

3.8

 

0.71630

0.72350

DRG_2014_J80_J84

Interstitial lung disease

298

1.9

 

0.73885

0.72180

ATC3_2014_L01

Oncolytica

415

1.9

 

0.52782

 

ATC_2014_B03XA02

Darbepoetine alfa

356

4.9

  

0.62320

  1. *Odds ratio, mean square error