Avon Longitudinal Study of Parents and Children
ALSPAC Adolescence (13 years – 18 years 11 months)
ALSPAC teen Focus 4 Clinic Dataset
FJDR857
ALSPAC teen Focus 4 Clinic Dataset
(1465 of 1937)
Variable Description
Name
FJDR1000
Label
DR2032: YP has ever used cannabis before midday, in the past 12 months [F17]
Dataset
| Value | Label | Frequency | % of valid | % of all |
|---|---|---|---|---|
| -9999 | Consent withdrawn | 0 |
0.00%
|
0.00%
|
| -11 | Triplets/quadruplets | 13 |
0.00%
|
|
| -10 | Did not attend | 10,228 |
0.00%
|
|
| -4 | Session not done | 1,055 |
0.00%
|
|
| -2 | Skipped | 11 |
0.00%
|
|
| -1 | NS/NA | 2,974 |
0.00%
|
|
| 1 | Never | 677 |
57.52%
|
0.00%
|
| 2 | Rarely | 269 |
22.85%
|
0.00%
|
| 3 | From time to time | 153 |
13.00%
|
0.00%
|
| 4 | Fairly often | 53 |
4.50%
|
0.00%
|
| 5 | Very often | 25 |
2.12%
|
0.00%
|
| Valid | Invalid | Min | Max | Mean |
|---|---|---|---|---|
| 1177 | 14281 | 1 | 5 | 1.71 |
Representation
Type
Code List
Selection Style
SelectOne
Codes
FJDR1000-
-9999 
Consent withdrawn -
-11 Triplets/quadruplets -
-10 Did not attend -
-4 Session not done -
-2 Skipped -
-1 NS/NA -
1 Never -
2 Rarely -
3 From time to time -
4 Fairly often -
5 Very often
Aggregation Method
Unspecified
Temporal
False
Geographic
False
Substance abuse