`da033` // Eyesight at a Distance

→ use this variable in analysis ← back to dataset

attributes

dataset	charls2018 · 中国健康与养老追踪调查 2018
type	`categorical`
role
data file
keywords

Coded values

code	meaning
`1`	Excellent
`2`	Very Good
`3`	Good
`4`	Fair
`5`	Poor
`997`	Don't Know