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Table 4 Decomposition changes in HIV testing among women aged 15–24 in the 2003–2004 THIS and the 2007–2008 and 2011–2012 THMISs

From: Factors associated with changes in uptake of HIV testing among young women (aged 15–24) in Tanzania from 2003 to 2012

HIV testing

 

Due to differences in characteristics (E)

Due to differences in coefficients (C)

Coefficient

Percent

Coefficient

Percent

Age (years)

15–19

1.0

 

1.0

 

20–24

−0.0001

−0.0288

0.0067

2.7657

Residence

Urban

1.0

 

1.0

 

Rural

−0.0089***

−3.6661

0.0461**

19.0522

Region (zone)

South West Highlands

1.0

 

1.0

 

Central

−0.0024*

−0.9758

0.0002

0.8422

Lake

0.0013

0.5495

−0.0014

−0.5948

Northern

−0.0057***

−0.0035

0.0015

0.6041

Eastern

−0.0064**

−2.6346

0.0033

2.1948

Western

0.0079***

3.2746

0.0049

2.009

Southern Highlands

−0.0005***

−0.2239

0.0084

3.4742

Southern

−0.0005

0.2094

0.0092

3.8014

Education level

No education

1.0

 

1.0

 

Primary

−0.001***

−0.4253

−0.0137

−5.6564

Secondary and above

0.0003***

0.1225

0.0003

−0.1093

Marital status

Never married

1.0

 

1.0

 

Ever married

0.0001**

0.0197

−0.0042

−1.7221

Employment status

 

Not employed

1.0

 

1.0

 
 

Employed

−0.0006

−0.2258

0.0092

3.8152

Number of sexual partners over lifetime

0

1.0

 

1.0

 

1

0.0001***

0.0481

0.0156

6.4606

2

0.0052 ***

2.1621

0.0121

5.0033

3+

−0.0091 ***

−3.7754

0.0170

7.0277

Blood test result

HIV-negative

1.0

 

1.0

 

HIV-positive

0.0004

0.0145

0.0012

0.4751

Had STI in last 12 months

 

No

1.0

 

1.0

 
 

Yes

0.0001

0.0205

−0.0022

−0.8932

Giving birth and receiving ANC <2 years preceding the survey

 

No birth

1.0

 

1.0

 
 

Birth and ANC

0.0009***

0.3740

0.0793***

32.7662

 

Birth but no ANC

−0.0002

−0.0955

0.0001

0.0449

Constant

   

0.0597***

24.6542

Total

  

−5.2563**

 

105.2624***

  1. * Significant at P < 0.05; ** Significant at P < 0.01; *** Significant at P < 0.001