3.4 Atrición de la encuesta
A continuación, se presenta la atrición obtenida según Muestra:
Muestra Lograda
|
Tasa de Atrición
|
|||
---|---|---|---|---|
Medición | Muestra Original | Muestra Refresco | Muestra Original | Muestra Refresco |
2016 | 2927 | |||
2017 | 2473 | 15.5% | ||
2018 | 2229 | 1519 | 9.9% | |
2019 | 2153 | 1264 | 3.4% | 16.8% |
2021 | 1739 | 1001 | 19.2% | 20.8% |
2022 | 1728 | 1002 | 0.6% | -0.1% |
- Según sexo:
Muestra Lograda
|
Tasa de Atrición
|
|||
---|---|---|---|---|
Medición | Hombres | Mujeres | Hombres | Mujeres |
Muestra Original | ||||
2016 | 1163 | 1764 | ||
2017 | 953 | 1520 | 18.1% | 13.8% |
2018 | 841 | 1387 | 11.8% | 8.8% |
2019 | 807 | 1346 | 4.0% | 3.0% |
2021 | 631 | 1108 | 21.8% | 17.7% |
2022 | 615 | 1113 | 2.5% | -0.5% |
Muestra Refresco | ||||
2018 | 607 | 912 | ||
2019 | 482 | 782 | 20.6% | 14.3% |
2021 | 378 | 623 | 21.6% | 20.3% |
2022 | 377 | 625 | 0.3% | -0.3% |
- Según tramo etareo:
Muestra Lograda
|
Tasa de Atrición
|
|||||||
---|---|---|---|---|---|---|---|---|
Medición | 19-29 | 30-49 | 50-64 | 65 o más | 19-29 | 30-49 | 50-64 | 65 o más |
Muestra Original | ||||||||
2016 | 506 | 1157 | 839 | 425 | ||||
2017 | 407 | 962 | 734 | 370 | 19.6% | 16.9% | 12.5% | 12.9% |
2018 | 340 | 863 | 687 | 338 | 16.5% | 10.3% | 6.4% | 8.6% |
2019 | 327 | 838 | 666 | 322 | 3.8% | 2.9% | 3.1% | 4.7% |
2021 | 269 | 685 | 546 | 239 | 17.7% | 18.3% | 18.0% | 25.8% |
2022 | 276 | 648 | 565 | 239 | -2.6% | 5.4% | -3.5% | 0.0% |
Muestra Refresco | ||||||||
2018 | 341 | 579 | 418 | 181 | ||||
2019 | 271 | 472 | 369 | 152 | 20.5% | 18.5% | 11.7% | 16.0% |
2021 | 216 | 391 | 282 | 112 | 20.3% | 17.2% | 23.6% | 26.3% |
2022 | 209 | 382 | 294 | 117 | 3.2% | 2.3% | -4.3% | -4.5% |
- Según nivel educacional:
Muestra Lograda
|
Tasa de Atrición
|
|||||||
---|---|---|---|---|---|---|---|---|
Medición | Básica | Media | Técnica | Univ | Básica | Media | Técnica | Univ |
Muestra Original | ||||||||
2016 | 656 | 1251 | 483 | 535 | ||||
2017 | 580 | 1062 | 396 | 434 | 11.6% | 15.1% | 18.0% | 18.9% |
2018 | 512 | 977 | 358 | 380 | 11.7% | 8.0% | 9.6% | 12.4% |
2019 | 490 | 953 | 341 | 368 | 4.3% | 2.5% | 4.7% | 3.2% |
2021 | 363 | 757 | 283 | 336 | 25.9% | 20.6% | 17.0% | 8.7% |
2022 | 402 | 752 | 265 | 308 | -10.7% | 0.7% | 6.4% | 8.3% |
Muestra Refresco | ||||||||
2018 | 283 | 633 | 253 | 347 | ||||
2019 | 254 | 537 | 206 | 264 | 10.2% | 15.2% | 18.6% | 23.9% |
2021 | 167 | 426 | 175 | 233 | 34.3% | 20.7% | 15.0% | 11.7% |
2022 | 197 | 424 | 163 | 218 | -18.0% | 0.5% | 6.9% | 6.4% |
3.4.1 Atrición respecto a otras encuestas
A continuación, se presenta la muestra alcanzada por encuestas longitudinales para investigación social similares a ELSOC, realizadas en otras partes del mundo. Para el caso de The UK Household Longitudinal Study, de Understanding Society, se encuentran las siguientes muestras alcanzadas y tasas de atrición por medición:
Muestra Lograda
|
Tasa de Atrición
|
|||||||
---|---|---|---|---|---|---|---|---|
Medición | General Population Sample | British Household Panel Survey | Immigrant and Ethnic Minority Boost Sample | Ethnic Minority Boost Sample | General Population Sample | British Household Panel Survey | Immigrant and Ethnic Minority Boost Sample | Ethnic Minority Boost Sample |
1 | 43674 |
|
|
7320 | ||||
2 | 36960 | 11706 |
|
5593 | 15.4% | 23.6% | ||
3 | 33248 | 11028 |
|
5099 | 10.0% | 5.8% | 8.8% | |
4 | 31674 | 10556 |
|
4902 | 4.7% | 4.3% | 3.9% | |
5 | 30103 | 10069 |
|
4709 | 5.0% | 4.6% | 3.9% | |
6 | 27120 | 9429 | 4654 | 4140 | 9.9% | 6.4% | 12.1% | |
7 | 25607 | 9050 | 3475 | 3793 | 5.6% | 4.0% | 25.3% | 8.4% |
8 | 24053 | 8641 | 3018 | 3535 | 6.1% | 4.5% | 13.2% | 6.8% |
9 | 22335 | 8157 | 2444 | 3116 | 7.1% | 5.6% | 19.0% | 11.8% |
10 | 21479 | 7712 | 2219 | 2908 | 3.8% | 5.4% | 9.2% | 6.7% |
11 | 20011 | 7430 | 1866 | 2699 | 6.8% | 3.6% | 15.9% | 7.2% |
Para el caso de The New Zealand Attitudes and Values Study (NZAVS), se encuentra la siguiente muestra alcanzada y atrición por medición:
Muestra Lograda
|
Tasa de Atrición
|
||||
---|---|---|---|---|---|
Medición | Prov. de 1ra Medición | Prov. de Medición Anterior | M. Total Acumulada | Relativa a 1ra Medición | Relativa a Medición Anterior |
1.0 |
|
|
6518 | ||
2.0 | 4425 | 4425 | 4441 | 32.1% | 32.1% |
3.0 | 3918 | 3921 | 6884 | 39.9% | 11.7% |
3.5 | 1977 | 2113 | 4514 | 69.7% | 69.3% |
4.0 | 4053 | 5762 | 12979 | 37.8% | 16.3% |
5.0 | 3934 | 9844 | 18261 | 39.6% | 24.2% |
6.0 | 3728 | 14878 | 15820 | 42.8% | 18.5% |
7.0 | 3344 | 12550 | 13942 | 48.7% | 20.7% |
8.0 | 3347 | 11933 | 21936 | 48.6% | 14.4% |
9.0 | 2771 | 15784 | 17072 | 57.5% | 28.0% |
10.0 | 2964 | 14049 | 47951 | 54.5% | 17.7% |
11.0 | 2506 | 34782 | 42864 | 61.6% | 27.5% |
12.0 | 2107 | 33318 | 38551 | 67.7% | 22.3% |