NTN Tackling Cardiovascular Risk in the Adolescent Life-course Through a Schools’ Salt Reduction Intervention in Rural Malawi Karonga
Malawi
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Reference ID
DDI-MWI-KA-MEIRU-NTN-2019-v01
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Created on
Nov 14, 2025
Last modified
Nov 19, 2025
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28908
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Date of birth estimate (birthest)
Data file: ntnk_identity
Overview
Valid:
76
Invalid:
2574
Type:
Discrete
Decimal:
0
Start:
13
End:
14
Width:
2
Range:
0 - 99
Format:
Numeric
Questions and instructions
Literal question
Date of birth estimate
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 0 | ??? | 0 |
0%
|
| 1 | 1890-99 | 0 |
0%
|
| 2 | 1900-09 | 0 |
0%
|
| 3 | 1910-19 | 0 |
0%
|
| 4 | 1920-29 | 0 |
0%
|
| 5 | 1930-39 | 2 |
2.6%
|
| 6 | 1940-49 | 2 |
2.6%
|
| 7 | 1950-59 | 12 |
15.8%
|
| 8 | 1960-69 | 15 |
19.7%
|
| 9 | 1970-79 | 16 |
21.1%
|
| 10 | 1980-89 | 21 |
27.6%
|
| 11 | 1990-99 | 8 |
10.5%
|
| 12 | <1900 | 0 |
0%
|
| 13 | 1900-13 | 0 |
0%
|
| 14 | 1914-33 | 0 |
0%
|
| 15 | 1934-45 | 0 |
0%
|
| 16 | 1946-57 | 0 |
0%
|
| 17 | 1958-63 | 0 |
0%
|
| 18 | >1964 | 0 |
0%
|
| 97 | Not applicable | 0 |
0%
|
| 98 | Unknown | 0 |
0%
|
| 99 | Missing | 0 | |
| Sysmiss | 2574 |
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.