The supplement consisted of a total 205 questions (some of which were only asked based on a previous response). A summary of the topics included in the supplement is provided under BALDIZYR

These include:

• acupuncture (BALTREACUP)

• air pressure pulses in the ear, or a Meniette device(BALTREAIRP)

• ear surgery (BALTREARSURG)

• wearing an acupressure wristband or "Sea-Band" (BALTREBAND)

• extended bed rest (BALTREBED)

• chiropractic treatment (BALTRECHIR)

• prescription medicine or drugs (BALTREDRUG)

• avoidance of certain foods (BALTREFOOD)

• Gentamicin injection into the ear (BALTREGENT)

• head or neck surgery BALTREHDSURG)

• herbal remedy (BALTREHERB)

• hypnosis (BALTREHYPNO)

• wearing magnets (BALTREMAGN)

• massage therapy (BALTREMASS)

• wearing a mouth guard (BALTREMOUTH)

• over the counter medication (BALTREOTC)

• psychiatric treatment (BALTREPSYCH)

• head rolling maneuver (BALTREROLL)

• low salt diet (BALTRESALT)

• steroid injections into the ear (BALTRESTER)

• cut back on tobacco (BALTRETOBAC)

• exercises, physical therapy (BALTREXER)

Other variables related to the use of health services for balance problems can be found under:

• ever gone to the hospital for balance or dizziness (BALGOHOSPEV)

• ever seen health professional for balance or dizziness (BALSAWHPEV)

• times saw health professional, past 5 years for balance or dizziness (BALHPNO5Y)

• times since first saw health professional for balance or dizziness (BALHPTIM1ST)

• total number of health professionals seen for balance or dizziness (BALHPSEEN)

• feel that the health professional helped with the balance or dizziness (BALHPHELP)

• ever diagnosed by a health professional for the cause balance problem (BALHPDIAG)