Female, 2017-2019

Variable: usefstsx
Description/Question: Whether R used a method at first sex - total universe (Computed in Flow Check E-18 and E-29)
Type: computed

Universe: Applicable if R has ever had sexual intercourse with a male (rhadsex = 1) and has ever used a method of contraception (everused = 1)
Notes: use recode SEX1MTHD1

Female, 2015-2017

Variable: usefstsx
Description/Question Whether R used a method at first sex - total universe (Computed in Flow Check E-18 and E-29)
Type: computed

Universe: Applicable if R has ever had sexual intercourse with a male (rhadsex = 1) and has ever used a method of contraception (everused = 1)
Notes: use recode SEX1MTHD1

Female, 2013-2015

Variable: usefstsx
Description/Question Whether R used a method at first sex - total universe (Computed in Flow Check E-18 and E-29)
Type: computed

Universe: Applicable if R has ever had sexual intercourse with a male (rhadsex = 1) and has ever used a method of contraception (everused = 1)
Notes: use recode SEX1MTHD1

Female, 2011-2013

Variable: usefstsx
Description/Question Whether R used a method at first sex - total universe (Computed in Flow Check E-18 and E-29)
Type: computed

Universe: Applicable if R has ever had sexual intercourse with a male (rhadsex = 1) and has ever used a method of contraception (everused = 1)
Notes: use recode SEX1MTHD1

Female, 2006-2010

Variable: usefstsx
Description/Question Whether R used a method at first sex - partial universe (Computed in Flow Check E-18 and E-29)
Type: Computed

Universe: Applicable if R has ever had sexual intercourse with a male (rhadsex = 1) and has ever used a method of contraception (everused = 1)
Notes: use recode SEX1MTHD1

Female, 2002

Variable: usefstsx
Description/Question Whether R used a method at first sex - total universe (computed)
Type: Computed

Universe: applicable if R has ever had sexual intercourse with a male (rhadsex = 1) and has ever used a method of contraception ( everused = 1)
Notes:

Male, 2017-2019

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes:

Male, 2015-2017

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes:

Male, 2013-2015

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes:

Male, 2011-2013

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes:

Male, 2006-2010

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes:

Male, 2002

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes:

Female, 2017-2019

Variable: usefstsx
Description/Question: Whether R used a method at first sex - total universe (Computed in Flow Check E-18 and E-29)
Type: computed

Universe: Applicable if R has ever had sexual intercourse with a male (rhadsex = 1) and has ever used a method of contraception (everused = 1)
Notes: use recode SEX1MTHD1

Male, 2017-2019

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes:

Female, 2015-2017

Variable: usefstsx
Description/Question Whether R used a method at first sex - total universe (Computed in Flow Check E-18 and E-29)
Type: computed

Universe: Applicable if R has ever had sexual intercourse with a male (rhadsex = 1) and has ever used a method of contraception (everused = 1)
Notes: use recode SEX1MTHD1

Male, 2015-2017

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes:

Female, 2013-2015

Variable: usefstsx
Description/Question Whether R used a method at first sex - total universe (Computed in Flow Check E-18 and E-29)
Type: computed

Universe: Applicable if R has ever had sexual intercourse with a male (rhadsex = 1) and has ever used a method of contraception (everused = 1)
Notes: use recode SEX1MTHD1

Male, 2013-2015

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes:

Female, 2011-2013

Variable: usefstsx
Description/Question Whether R used a method at first sex - total universe (Computed in Flow Check E-18 and E-29)
Type: computed

Universe: Applicable if R has ever had sexual intercourse with a male (rhadsex = 1) and has ever used a method of contraception (everused = 1)
Notes: use recode SEX1MTHD1

Male, 2011-2013

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes:

Female, 2006-2010

Variable: usefstsx
Description/Question Whether R used a method at first sex - partial universe (Computed in Flow Check E-18 and E-29)
Type: Computed

Universe: Applicable if R has ever had sexual intercourse with a male (rhadsex = 1) and has ever used a method of contraception (everused = 1)
Notes: use recode SEX1MTHD1

Male, 2006-2010

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes:

Female, 2002

Variable: usefstsx
Description/Question Whether R used a method at first sex - total universe (computed)
Type: Computed

Universe: applicable if R has ever had sexual intercourse with a male (rhadsex = 1) and has ever used a method of contraception ( everused = 1)
Notes:

Male, 2002

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes: