They use - Nose/gas mask (bq89g)
File: Child
Overview
Type: Discrete
Format: numeric
Width: 8
Decimals: 0
Range: 1-1
Valid cases: 19
Invalid: 17015
Questions and instructions
Universe
children 5-17
Literal question
If B8.9=“Yes”, which of the following do they usually use? (more than one answer acceptable)
Categories
ValueCategoryCases
1 Nose/gas mask 19 100.0%
Sysmiss 17015
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.