National Income Dynamics Study 2014-2015, Wave 4

South Africa, 2014 - 2015

Reference ID

zaf-saldru-nids-2014-2015-v2.0.0

Producer(s)

Southern Africa Labour and Development Research Unit,

Collections

National Income Dynamics Study African Centre of Excellence for Inequality Research Southern Africa Labour and Development Research Unit

Metadata

DDI/XML JSON

Created on

May 17, 2016

Last modified

Jul 18, 2023

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j18 - Respondent's eyesight strength (w4_a_hlvisdes)

Data file: Adult_W4_Anon_V2.0.0

Overview

Valid: 22740

Invalid: 4064

Type: Discrete

Decimal: 0

loc_start_pos: 6275

loc_end_pos: 6276

Width: 2

Range: -9 - 6

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
-9	Don't know	633	2.8%
-8	Refused	1	0%
-5	Not applicable	0	0%
-3	Missing	8	0%
1	Excellent	7268	32%
2	Very good	7186	31.6%
3	Good	5430	23.9%
4	Fair	1698	7.5%
5	Poor	479	2.1%
6	Blind	37	0.2%
Sysmiss		4064

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.

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