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Epidemiology Surveys
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Variable Label: Partial loss of vision before headache


CC19f.

Do you ever have partial loss of vision before a headache?

1 YES

5 NO

ValueLabelFrequencyValid
Percent
Total
Percent
1YES20820.51%01.04%
5NO80679.49%04.03%
-9REFUSED6-00.03%
-8DONT KNOW6-00.03%
.Missing18987-94.87%

Disclaimer: Frequencies displayed above are not weighted.

  • Missing Data Codes: -9 (Refused), -8 (Don't know), . (Missing)
  • Total Cases: 20013

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