PRE-INJURY CONDITIONS - ARCHIVE

Previously, participants were asked about any preinjury “Blindness, deafness, or a severe vision or hearing impairment” until the questions were split into 2 questions on 7/1/2020 - “Blindness or a severe vision impairment” and “Deafness, or a severe hearing impairment”.

Variables

Form Type

Variable

ID

Question

History

Form 1

PreconImpair

533

Blindness, deafness, or a severe vision or hearing impairment:

2005-07-01 - Variable Added
2020-07-01 - Variable Removed

Codes and Values

ID 533

For Form: [Form 1]
For Variables: [PreconImpair]

Code

Description

0

No

1

Yes

66

Variable Did Not Exist

99

Unknown

History

Date

Description

2020-07-01

Variable DELETED