| Value |
Category |
| 3 |
3. Days |
| 4 |
4. Weeks |
| 5 |
5. Months |
| 95 |
95. Out of range |
| 96 |
96. Still ill |
| 98 |
98. DK |
| 99 |
99. Miss |
| Sysmiss |
|
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.