Avon Longitudinal Study of Parents and Children
ALSPAC Adolescence (13 years – 18 years 11 months)
ALSPAC teen Focus 4 Clinic Dataset
FJDR150
ALSPAC teen Focus 4 Clinic Dataset
(1432 of 1937)
Variable Description
Name
FJDR200
Label
DR2001: Age of YP when last tried cannabis [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| -9999 | Consent withdrawn | 0 |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 | 1 |
0.00%
|
|
| -1 | NS/NA | 3,677 |
0.00%
|
| Valid | Invalid | Min | Max | Mean |
|---|---|---|---|---|
| 484 | 14974 | 12 | 19 | 15.73 |
Representation
Type
Code List
Selection Style
SelectOne
Codes
FJSM100-
-9999 
Consent withdrawn -
-11 Triplets/quadruplets -
-10 Did not attend -
-4 Session not done -
-2 Skipped -
-1 NS/NA
Aggregation Method
Unspecified
Temporal
False
Geographic
False
Substance abuse