Avon Longitudinal Study of Parents and Children
ALSPAC Adolescence (13 years – 18 years 11 months)
ALSPAC teen Focus 4 Clinic Dataset
FJDR4150
ALSPAC teen Focus 4 Clinic Dataset
(1506 of 1937)
Variable Description
Name
FJDR4200
Label
DR2080: YP has not been able to think clearly after the initial effects of cannabis have worn off [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| -9999 | Consent withdrawn | 0 |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 | 33 |
0.00%
|
|
| -1 | NS/NA | 2,987 |
0.00%
|
|
| 1 | Rarely or never | 716 |
62.70%
|
0.00%
|
| 2 | Sometimes | 167 |
14.62%
|
0.00%
|
| 3 | From time to time | 171 |
14.97%
|
0.00%
|
| 4 | More often than not | 65 |
5.69%
|
0.00%
|
| 5 | Almost always | 23 |
2.01%
|
0.00%
|
| Valid | Invalid | Min | Max | Mean |
|---|---|---|---|---|
| 1142 | 14316 | 1 | 5 | 1.7 |
Representation
Type
Code List
Selection Style
SelectOne
Codes
FJDR3000-
-9999 
Consent withdrawn -
-11 Triplets/quadruplets -
-10 Did not attend -
-4 Session not done -
-2 Skipped -
-1 NS/NA -
1 Rarely or never -
2 Sometimes -
3 From time to time -
4 More often than not -
5 Almost always
Aggregation Method
Unspecified
Temporal
False
Geographic
False
Substance abuse