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Table 1 Description of variables used in the study

From: Socioeconomic inequalities in teenage pregnancy in Nigeria: evidence from Demographic Health Survey

Variable

Variable description

Currently or ever pregnant

 No

1 = if a teenager is not currently or have not been pregnant, 0 otherwise

 Yes

1 = if a teenager is currently or have been pregnant, 0 otherwise

Sociodemographic variables

 Teenage current age

  Age 15

1 = if a teenager is 15 years old, 0 otherwise

  Age 16

1 = if a teenager is 16 years old, 0 otherwise

  Age 17

1 = if a teenager is 17 years old, 0 otherwise

  Age 18

1 = if a teenager is 18 years old, 0 otherwise

  Age 19

1 = if a teenager is 19 years old, 0 otherwise

 Marital status

 

  Never married

1 = if a teenager is never married, 0 otherwise

  Married

1 = if a teenager is married, 0 otherwise

 Ethnic origin

 

  Hausa/Fulani/Kanuri

1 = if a teenager ethnic origin is Hausa/Fulani/Kanuri, 0 otherwise

  Igbo

1 = if a teenager ethnic origin is Igbo, 0 otherwise

  Yoruba

1 = if a teenager ethnic origin is Yoruba, 0 otherwise

  Others

1 = if a teenager ethnic origin is not Hausa, Igbo or Yoruba, 0 otherwise

Socioeconomic variables

 Teenage highest education level

  No formal education

1 = if a teenager has no formal education, 0 otherwise

  Primary education

1 = if a teenager has a primary education, 0 otherwise

  Secondary education

1 = if a teenager has a secondary education, 0 otherwise

  Higher

1 = if a teenager has a higher education, 0 otherwise

 Wealth index

  Poorest

1 = if a teenager is in the poorest quintile, 0 otherwise

  Poorer

1 = if a teenager is in poorer quintile, 0 otherwise

  Middle

1 = if a teenager is in the middle quintile, 0 otherwise

  Richer

1 = if a teenager is in richer quintile, 0 otherwise

  Richest

1 = if a teenager is in the richest quintile, 0 otherwise

 Employment status

  Unemployed

1 = if a teenager is not working, 0 otherwise

  Employed

1 = if a teenager is working, 0 otherwise

 Religion

  Christian

1 = if a teenager is a Christian, 0 otherwise

  Muslim

1 = if a teenager is a Muslim, 0 otherwise

  Others

1 = if a teenager is neither Christian nor Muslim, 0 otherwise

Geographic and geopolitical variables

 Place of residence

  Urban

1 = if a teenager lives in an urban area, 0 otherwise

  Rural

1 = if a teenager lives in a rural area, 0 otherwise

 Geopolitical zone

  North-Central

1 = if a teenager is from North-Central, 0 otherwise

  North-East

1 = if a teenager is from North-East, 0 otherwise

  North-West

1 = if a teenager is from North-East, 0 otherwise

  South-East

1 = if a teenager is from South-East, 0 otherwise

  South-South

1 = if a teenager is from South-South, 0 otherwise

  South-West

1 = if a teenager is from South-West, 0 otherwise

Exposure to information and communication technology (ICT)

 Frequency of watching television

  Not at all

1 = if a teenager does not watch TV, 0 otherwise

  Less than once a week

1 = if a teenager watches TV less than once a week, 0 otherwise

  At least once a week

1 = if a teenager watches TV at least once a week, 0 otherwise

 Use of internet

  No

1 = if a teenager does not use internet, 0 otherwise

  Yes

1 = if a teenager uses internet, 0 otherwise