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Table 2 Contribution of socio-demographic characteristics based on the decomposition of concentration index (CI) for overweight and obesity in Bangladesh (2014)

From: Socio-economic inequalities in overweight and obesity among women of reproductive age in Bangladesh: a decomposition approach

Socio-economic variables

Elasticity

Concentration index (CI)

Absolute contribution

Percentage contribution

Age

    

 15–19 (ref)

    

 20–29

0.286

0.004

0.001

0.285

 30–39

0.437

0.006

0.003

0.766

 Above 40

0.317

0.007

0.002

0.563

Sub-total

  

0.006

1.614

Marital status

    

 Married

0.356

0.019

0.007

1.840

 Widowed/divorced/separated (ref)

    

Sub-total

  

0.007

1.840

No of children

    

 1–2 (ref)

    

 3–4

− 0.013

− 0.075

0.001

0.270

 5 and above

− 0.026

− 0.097

0.003

0.696

Sub-total

  

0.004

0.966

Household size

    

 1–4 (ref)

    

 5–6

− 0.019

− 0.062

0.001

0.315

 7 and above

− 0.037

0.061

− 0.002

− 0.606

Sub-total

  

− 0.001

− 0.291

Cesarean section delivery

 Yes

0.007

0.087

0.001

0.166

 No (ref)

    

Sub-total

  

0.001

0.166

Watching TV

    

 Yes

0.135

0.674

0.091

24.866

 No (ref)

    

Sub-total

  

0.091

24.866

Wealth index

    

 Poorest (ref)

    

 Poorer

0.058

− 0.333

− 0.019

− 5.246

 Middle

0.088

− 0.040

− 0.003

− 0.948

 Richer

0.160

0.308

0.049

13.448

 Richest

0.244

0.669

0.163

44.400

Sub-total

  

0.190

51.654

Educational status

    

 No education (ref)

    

 Primary

0.042

− 0.153

− 0.006

− 1.730

 Secondary

0.091

0.252

0.023

6.237

 Higher

0.015

0.178

0.003

0.705

Sub-total

  

0.020

5.212

Husband’s education level

 No education (ref)

    

 Primary

0.035

− 0.117

− 0.004

− 1.123

 Secondary

0.065

0.222

0.014

3.939

 Higher

0.060

0.274

0.016

4.462

Sub-total

  

0.026

7.278

Place of residence

    

 Rural (ref)

    

 Urban

0.031

0.463

0.014

3.907

Sub-total

  

0.014

3.907

Region

    

 Dhaka

0.004

0.173

0.001

0.197

 Chittagong

0.021

0.079

0.002

0.450

 Khulna

0.025

− 0.005

0.000

− 0.034

 Rangpur

0.000

− 0.125

0.000

0.008

 Rajshahi

0.013

− 0.061

− 0.001

− 0.219

 Sylhet

− 0.013

− 0.029

0.000

0.104

 Barisal (ref)

    

Sub-total

  

0.002

0.506