National Income Dynamics Study 2012
South Africa, 2012
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Reference ID
ZAF_2012_NIDS-W3_v01_EN_M_v01_A_OCS
Producer(s)
Southern Africa Labour and Development Research Unit
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Created on
Oct 07, 2020
Last modified
Nov 03, 2020
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j18 - Respondent's eyesight strength (w3_a_hlvisdes)
Data file: Adult_W3_Anon_V2.1
Overview
Valid:
18697
Invalid:
3769
Minimum:
-9
Maximum:
6
Type:
Discrete
Decimal:
0
Start:
2477
End:
2478
Width:
2
Range:
-9 - 6
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 2449 |
13.1%
|
| -8 | Refused | 6 |
0%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 2 |
0%
|
| 1 | Excellent | 4701 |
25.1%
|
| 2 | Very good | 5395 |
28.9%
|
| 3 | Good | 4648 |
24.9%
|
| 4 | Fair | 1064 |
5.7%
|
| 5 | Poor | 395 |
2.1%
|
| 6 | Blind | 37 |
0.2%
|
| Sysmiss | 3769 |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.