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Table 3 Multilevel analysis (with HLM) of the risk factors for in-hospital mortality and 30-day mortality among patients who underwent cholecystectomy in Taiwan, 2003–2012

From: Effect of socioeconomic inequalities on cholecystectomy outcomes: a 10-year population-based analysis

Variable

In-hospital complications

30-day mortality

β-value

AOR

p-value

β-value

AOR

p-value

Gendera

 Femalec

 

1.0

  

1.0

 

 Male

0.381

1.464 (1.399, 1.532)

< 0.001

0.290

1.337 (1.257, 1.422)

< 0.001

Age stratuma

 18–29 y/oc

 

1.0

  

1.0

 

 30–39 y/o

−0.173

0.841 (0.722, 0.980)

0.025

0.030

1.030 (0.767, 1.385)

0.843

 40–49 y/o

−0.017

0.983 (0.852, 1.133)

0.808

0.335

1.398 (1.066, 1.835)

0.016

 50–59 y/o

0.276

1.318 (1.149, 1.511)

< 0.001

0.524

1.689 (1.298, 2.198)

< 0.001

 60–69 y/o

0.506

1.658 (1.446, 1.902)

< 0.001

1.045

2.842 (2.192, 3.687)

< 0.001

 70 y/o or more

0.869

2.383 (2.085, 2.725)

< 0.001

2.065

7.884 (6.111, 10.171)

< 0.001

CCI scorea

 0c

 

1.0

  

1.0

 

 1

0.064

1.067 (0.996, 1.142)

0.065

0.142

1.152 (1.052, 1.261)

0.003

 2

0.378

1.459 (1.354, 1.572)

< 0.001

0.848

2.336 (2.119, 2.575)

< 0.001

  ≥ 3

0.604

1.829 (1.694, 1.974)

< 0.001

1.343

3.831 (3.488, 4.207)

< 0.001

Cause of procedurea

 AC with a C/Sc

 

1.0

  

1.0

 

 AC without a C/S

0.247

1.280 (1.151, 1.423)

< 0.001

0.975

2.650 (2.374, 2.958)

< 0.001

 Calculus without AC

−0.122

0.885 (0.836, 0.937)

< 0.001

−0.178

0.837 (0.772, 0.908)

< 0.001

 ODGBT

1.019

2.770 (2.562, 2.995)

< 0.001

0.458

1.581 (1.394, 1.792)

< 0.001

 MNDOP

0.389

1.476 (1.348, 1.615)

< 0.001

0.379

1.461 (1.303, 1.637)

< 0.001

 Others

0.988

2.686 (2.393, 3.015)

< 0.001

2.282

9.793 (8.625, 11.120)

< 0.001

Hospital levelb

 Medical centerc

 

1.0

  

1.0

 

 Regional hospital

−0.108

0.898 (0.857, 0.940)

< 0.001

0.551

1.734 (1.624, 1.852)

< 0.001

 District hospital

−0.228

0.796 (0.724, 0.874)

< 0.001

0.950

2.585 (2.335, 2.861)

< 0.001

SESb

 General populationc

 

1.0

  

1.0

 

 Low-income population

0.430

1.537 (1.039, 2.274)

0.023

0.910

2.484 (1.543, 4.001)

< 0.001

SES*Genderb

0.400

1.492 (0.993, 2.240)

0.058

0.187

1.205 (0.773, 1.879)

0.410

SES*50–59 y/ob

−0.217

0.805 (0.474, 1.367)

0.421

−0.167

0.846 (0.424, 1.689)

0.635

SES*60–69 y/ob

−0.073

0.930 (0.547, 1.582)

0.785

−0.224

0.800 (0.400, 1.598)

0.526

SES*70 y/o or moreb

−0.552

0.576 (0.364, 0.910)

0.020

−0.384

0.681 (0.409, 1.135)

0.141

  1. aIndividual level. bCluster level. cReference group. AOR: adjusted odds ratio. SES: Socioeconomic status
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International Journal for Equity in Health

ISSN: 1475-9276

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