Difficulty seeing, even if wearing glasses or contact lenses (MAF6)
Data file: mn
Overview
Valid:
757
Invalid:
722
Minimum:
1.0
Maximum:
4.0
Mean:
1.0739762219286657
Standard deviation:
0.28138294993339663
Type:
Discrete
Width:
6
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO DIFFICULTY | 704 |
93%
|
| 2 | SOME DIFFICULTY | 51 |
6.7%
|
| 3 | A LOT OF DIFFICULTY | 1 |
0.1%
|
| 4 | CANNOT SEE AT ALL | 1 |
0.1%
|
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.