Variable im4dy : Year of DPT4 immunization
Overview
|
Type:
Continuous
Format: numeric Width: 4 Decimal(s): 0 Range: 2544-9999 |
Valid case(s): 5157
Invalid: 4287 Minimum: 2544 Maximum: 9999 |
File: ch
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 9997 | Inconsistency | 0 |  0.0%
|
| 9999 | Missing | 189 | 100.0%
|
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.