SISS 2018

Mongolia, 2018

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Reference ID

DDI-MNG-NSO-EN-SISS-2018-v1.0

Producer(s)

National Statistical Office

Collections

SOCIAL INDICATOR SAMPLE SURVEY

Metadata

DDI/XML JSON

Created on

Oct 16, 2025

Last modified

Nov 04, 2025

Page views

36663

Difficulty seeing using glasses or contact lenses (AF6)

Data file: Women

Overview

Valid: 9879

Invalid: 1858

Type: Discrete

Decimal: 0

Width: 1

Range: 1 - 9

Format: Numeric

Questions and instructions

Literal question

When using your glasses or contact lenses, do you have difficulty seeing? Do you have difficulty seeing?

Categories

Value	Category	Cases
1	NO DIFFICULTY	7384	74.7%
2	SOME DIFFICULTY	2115	21.4%
3	A LOT OF DIFFICULTY	375	3.8%
4	CANNOT SEE AT ALL	2	0%
9	NO RESPONSE	3	0%
Sysmiss		1858

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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