Age when first started smoking
Datafile
Index term
Question asked in the latest wave:
smokinghistory_w5.smagbg
Question label:
Age when first started smoking
Question text:
How old were you when you first started to smoke cigarettes regularly?
Question universe:
if SMEver = 1 (ever smoked cigarettes)
Question interviewer instructions:
IF NEVER SMOKED CIGARETTES REGULARLY, ENTER 0 TYPE IN AGE
Further details:
For further details about this question, please see the questionnaires
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 19484 | 43.46% |
| proxy | -7 | 3858 | 8.6% |
| refusal | -2 | 9 | 0.02% |
| don't know | -1 | 79 | 0.18% |
| [Value >= 0] | 1 | 21407 | 47.74% |
| Total | 44837 | 100.0% |
| Mean | Number Missing | Min | Max | Std Dev | N |
|---|---|---|---|---|---|
| 15.33 | 23430 | 0 | 73.0 | 6.7 | 21407 |
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 22654 | 41.52% |
| proxy | -7 | 3880 | 7.11% |
| refusal | -2 | 15 | 0.03% |
| don't know | -1 | 119 | 0.22% |
| [Value >= 0] | 1 | 27900 | 51.13% |
| Total | 54568 | 100.0% |
| Mean | Number Missing | Min | Max | Std Dev | N |
|---|---|---|---|---|---|
| 15.38 | 26668 | 0 | 90.0 | 6.54 | 27900 |
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