National Income Dynamics Study 2014-2015, Wave 4
South Africa, 2014 - 2015
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Reference ID
zaf-saldru-nids-2014-2015-v2.0.0
Producer(s)
Southern Africa Labour and Development Research Unit,
Collections
Created on
May 17, 2016
Last modified
Jul 18, 2023
Page views
1785731
Downloads
1181936
d2 - Biological mother's age at death (w4_a_mthdtha)
Data file: Adult_W4_Anon_V2.0.0
Overview
Valid:
7686
Invalid:
19118
Type:
Discrete
Decimal:
0
loc_start_pos:
828
loc_end_pos:
830
Width:
3
Range:
-9 - 110
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 4028 |
52.4%
|
| -8 | Refused | 3 |
0%
|
| -5 | Not applicable | 23 |
0.3%
|
| -3 | Missing | 181 |
2.4%
|
| 16 | 1 |
0%
|
|
| 18 | 1 |
0%
|
|
| 19 | 2 |
0%
|
|
| 20 | 6 |
0.1%
|
|
| 21 | 6 |
0.1%
|
|
| 22 | 2 |
0%
|
|
| 23 | 6 |
0.1%
|
|
| 24 | 9 |
0.1%
|
|
| 25 | 10 |
0.1%
|
|
| 26 | 15 |
0.2%
|
|
| 27 | 19 |
0.2%
|
|
| 28 | 19 |
0.2%
|
|
| 29 | 31 |
0.4%
|
|
| 30 | 32 |
0.4%
|
|
| 31 | 29 |
0.4%
|
|
| 32 | 40 |
0.5%
|
|
| 33 | 49 |
0.6%
|
|
| 34 | 50 |
0.7%
|
|
| 35 | 50 |
0.7%
|
|
| 36 | 55 |
0.7%
|
|
| 37 | 50 |
0.7%
|
|
| 38 | 80 |
1%
|
|
| 39 | 50 |
0.7%
|
|
| 40 | 62 |
0.8%
|
|
| 41 | 44 |
0.6%
|
|
| 42 | 57 |
0.7%
|
|
| 43 | 57 |
0.7%
|
|
| 44 | 56 |
0.7%
|
|
| 45 | 73 |
0.9%
|
|
| 46 | 54 |
0.7%
|
|
| 47 | 68 |
0.9%
|
|
| 48 | 75 |
1%
|
|
| 49 | 48 |
0.6%
|
|
| 50 | 51 |
0.7%
|
|
| 51 | 47 |
0.6%
|
|
| 52 | 67 |
0.9%
|
|
| 53 | 61 |
0.8%
|
|
| 54 | 56 |
0.7%
|
|
| 55 | 63 |
0.8%
|
|
| 56 | 50 |
0.7%
|
|
| 57 | 56 |
0.7%
|
|
| 58 | 79 |
1%
|
|
| 59 | 62 |
0.8%
|
|
| 60 | 81 |
1.1%
|
|
| 61 | 46 |
0.6%
|
|
| 62 | 64 |
0.8%
|
|
| 63 | 78 |
1%
|
|
| 64 | 71 |
0.9%
|
|
| 65 | 58 |
0.8%
|
|
| 66 | 35 |
0.5%
|
|
| 67 | 61 |
0.8%
|
|
| 68 | 81 |
1.1%
|
|
| 69 | 46 |
0.6%
|
|
| 70 | 72 |
0.9%
|
|
| 71 | 48 |
0.6%
|
|
| 72 | 70 |
0.9%
|
|
| 73 | 48 |
0.6%
|
|
| 74 | 55 |
0.7%
|
|
| 75 | 61 |
0.8%
|
|
| 76 | 57 |
0.7%
|
|
| 77 | 40 |
0.5%
|
|
| 78 | 40 |
0.5%
|
|
| 79 | 50 |
0.7%
|
|
| 80 | 34 |
0.4%
|
|
| 81 | 35 |
0.5%
|
|
| 82 | 41 |
0.5%
|
|
| 83 | 44 |
0.6%
|
|
| 84 | 47 |
0.6%
|
|
| 85 | 32 |
0.4%
|
|
| 86 | 45 |
0.6%
|
|
| 87 | 25 |
0.3%
|
|
| 88 | 23 |
0.3%
|
|
| 89 | 26 |
0.3%
|
|
| 90 | 17 |
0.2%
|
|
| 91 | 16 |
0.2%
|
|
| 92 | 18 |
0.2%
|
|
| 93 | 13 |
0.2%
|
|
| 94 | 18 |
0.2%
|
|
| 95 | 8 |
0.1%
|
|
| 96 | 7 |
0.1%
|
|
| 97 | 10 |
0.1%
|
|
| 98 | 7 |
0.1%
|
|
| 99 | 2 |
0%
|
|
| 100 | 7 |
0.1%
|
|
| 101 | 5 |
0.1%
|
|
| 102 | 3 |
0%
|
|
| 103 | 2 |
0%
|
|
| 105 | 2 |
0%
|
|
| 109 | 1 |
0%
|
|
| 110 | 3 |
0%
|
|
| Sysmiss | 19118 |
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.