APPENDIX 1.

Ankylosing spondylitis and oral contraceptive pills (OCP) use questionnaire.

  1. Are you a woman with a confirmed diagnosis of Ankylosing Spondylitis (AS)?

  2. How old were you when your back pain started?

  3. How old were you at the time of diagnosis of AS?

  4. Have you used anti-TNF agents (Enbrel, Remicade, Humira or Simponi) for AS?

  5. Please specify which anti-TNF agent you have used by indicating the START DATE and END DATE for the medications you have used. When possible, please provide dates in this format: Month/Year to Month/Year (E.g. 06/04 to 09/08).

  6. Have you used opioids (such as Codeine, Oxycodone, Morphine, etc) for pain management of AS?

  7. Please specify which opioid you have used by indicating the START DATE and END DATE for the medications you have used. When possible, please provide dates in this format: Month/Year to Month/Year (E.g. 06/04 to 09/08).

  8. Please list any other medical conditions that you are being treated for

  9. Have you had previous hip surgery? If so, when?

  10. Have you used oral contraceptives (birth control pills) in the past?

    *IF YES, Please provide Name/s of all Oral Contraceptive/s used, and list the Start Date and End Date for each to the best of your ability - (E.g. used from 06/04 to 09/08).

  11. Have you used other methods of contraception, other than oral contraceptives?

  12. How old were you when you had your first menstrual period?

  13. Has your menstrual cycle generally been regular?

  14. Have you reached menopause? If so, at what age did your periods end?

  15. Are you currently pregnant?

  16. Have you been pregnant in the past?

  17. Have you experienced any pregnancy losses or complications (such as pre-term labour, pre-mature rupture of membranes, small for gestational age fetus)?

  18. Please list the delivery dates of successful pregnancies below. (E.g. 08/15/1999)

  19. What is your age?

  20. What is your ethnicity?