TROMSO_RH_CURPILL

Name: RH_CURPILL

Description and values: Is the women currently using contraceptive pills?

• 0=No
• 1=Yes
• 9=Missing/insufficient data. Also code 9 if SEX=1 (for males)

Local variable explanation:

*ORAL_CONTRACEPTIVE_U70_T4 : *Do you now use or have you ever used contraceptive pills (OC) (incl. minipill) (pu70)?

SAS code:

If ORAL_CONTRACEPTIVE_U70_T4 EQ 1 then RH_CURPILL=1;

else if ORAL_CONTRACEPTIVE_U70_T4 IN (2 3) then RH_CURPILL=0;

else RH_CURPILL=9;       

MORGAM_RH_CURPILL

The RH_CURPILL variable is defined using the MORGAM variables PILL and MENOP, and the CHANCES variable SEX.

MENOP
"Are you still having monthly periods?"
1 = yes, as usual
2 = yes, but irregularly
3 = no
8 = not relevant (for men and known pregnant women)
9 = insufficient data

PILL
"Are you taking (in the last two months) contraceptive pills or injections?"
1 = yes
2 = no
8 = not relevant (for men or known pregnant or post-menopausal women)
9 = insufficient data

If SEX = 2 (FEMALE), the following rule is used:

If SEX = 1 (MALE), 9 is coded for RH_CURPILL.

HAPIEE_RH_CURPILL

STATA code

h34: use of hormonal contraception -> 1=no, 2= yes, but not now, 3=yes, still using
h36: currently using HRT -> 1=yes, 2=no
h35: ever used HRT -> 1=yes, 2=no

gen rh_curpill=.
replace rh_curpill=1 if h34==3
replace rh_curpill=0 if inlist(h34,1,2)
replace rh_curpill=. if h34==3 & h36==2 & h35==1
replace rh_curpill=. if h34==3 & h36==1 & h35==1
label variable rh_curpill "Current pill use"
label values rh_curpill yn

ESTHER_RH_CURPILL

RH_CURPILL=pill;
if RH_CURPILL = . then RH_CURPILL = 9;
if sex = 1 then RH_CURPILL = 9;

Source of pill is physician's medical conditions report at baseline, ATC codes G02B, G03A were used for definition of use of anti-contraceptive pill.

EPIC_RH_CURPILL

The EPIC variable C_PILL was used for the production of RH_CURPILL according to the following definition and rule.

EPIC var definition(s):
C_PILL: EPIC elderly variable showing surrent use of the pill.

Coding rule:
Variable RH_CURPILL shows current use of pill and is identical to C_PILL.

Coding rule in STATA:
-gen RH_CURPILL = C_PILL

-replace RH_CURPILL = 9 if RH_CURPILL ==.