| Value |
Category |
Cases |
|
| 1 |
More comfortable |
875 |
|
| 2 |
Less comfortable |
4573 |
|
| 3 |
No difference from non-smokers |
1893 |
|
| Sysmiss |
|
137 |
|
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.
