| Description: | Past tobacco smoking |
| Category: | Smoking ⏴ Lifestyle and environment ⏴ Touchscreen ⏴ Assessment Centre |
| Participants | 463,804 | Value Type | Categorical (single) | Sexed | Both sexes | Debut | Jan 2012 | |||
| Item count | 539,894 | Item Type | Data | Instances | Defined (4) | Version | May 2022 | |||
| Stability | Complete | Strata | Primary | Array | No | Cost Tier | d1 o1 s1 |
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Instance 1 : First repeat assessment visit (2012-13)
19,686 participants, 19,686 items
Instance 2 : Imaging visit (2014+)
52,711 participants, 52,711 items
Instance 3 : First repeat imaging visit (2019+)
5,209 participants, 5,209 items
Field 1249 was collected from all participants except those who indicated they currently smoke on most or all days, as defined by their answers to Field 1239
| Category ID | Description | Items |
|---|---|---|
| 100000 | Assessment Centre | +3682 |
| 704 | Lifestyle | 461 |
| 100050 | Lifestyle and environment | +155 |
| 100058 | Smoking | 33 |
| 100025 | Touchscreen | +396 |
| Field ID | Description | Relationship |
|---|---|---|
| 2867 | Age started smoking in former smokers | Field 2867 was collected from participants who indicated that in the past they smoked on most or all days, as defined by their answers to Current Field |
| 2897 | Age stopped smoking | Field 2897 was collected from participants who indicated that in the past they smoked tobacco on most or all days, as defined by their answers to Current Field |
| 1239 | Current tobacco smoking | Current Field was collected from all participants except those who indicated they currently smoke on most or all days, as defined by their answers to Field 1239 |
| 2907 | Ever stopped smoking for 6+ months | Field 2907 was collected from participants who indicated that in the past they smoked tobacco on most or all days, as defined by their answers to Current Field |
| 2644 | Light smokers, at least 100 smokes i ... | Field 2644 was collected from participants who indicated they smoked occasionally or Just tried once or twice, as defined by their answers to Current Field |
| 2936 | Likelihood of resuming smoking | Current Field affects who was asked to answer Field 2936 |
| 2887 | Number of cigarettes previously smok ... | Current Field affects who was asked to answer Field 2887 |
| 2926 | Number of unsuccessful stop-smoking ... | Current Field affects who was asked to answer Field 2926 |
| 20116 | Smoking status | Field 20116 is partially derived from Current Field |
| 2877 | Type of tobacco previously smoked | Field 2877 was collected from participants who indicated that in the past they smoked on most or all days, as defined by their answers to Current Field |
| 6157 | Why stopped smoking | Current Field affects who was asked to answer Field 6157 |
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