How old were you when you tried marijuana for the first time?
Add Health
Wave IV In-Home Interview
S23Q68 AGE WHEN 1ST USED MARIJUANA-W4
Represented Variable
Name
H4TO68
Label
How old were you when you tried marijuana for the first time?
Conceptual Variable
How old were you when you tried marijuana for the first time?Representation Type
Numeric
Type
Double
Concordance
| Add Health | ||||
|---|---|---|---|---|
| Wave I | Wave IV | |||
| Wave I In-Home Interview | Wave IV In-Home Interview | |||
| Wave I In-Home Interview Data | Wave IV In-Home Interview | |||
| H1TO30 | H4TO68 | |||
| you never tried marijuana |
71.47%
|
|||
| one year old |
0.42%
|
|||
| two years old |
0.12%
|
|||
| three years old |
0.07%
|
|||
| four years old |
0.05%
|
|||
| five years old |
0.12%
|
|||
| six years old |
0.09%
|
|||
| seven years old |
0.08%
|
|||
| eight years |
0.13%
|
|||
| nine years old |
0.26%
|
|||
| ten years old |
0.44%
|
|||
| eleven years old |
0.62%
|
|||
| twelve years old |
2.41%
|
|||
| thirteen years old |
4.08%
|
|||
| fourteen years old |
5.81%
|
|||
| fifteen years old |
6.08%
|
|||
| sixteen years old |
4.86%
|
|||
| seventeen years old |
2.18%
|
|||
| eighteen years old and older |
0.72%
|
|||
| Add Health | ||||
|---|---|---|---|---|
| Wave I | Wave IV | |||
| Wave I In-Home Interview | Wave IV In-Home Interview | |||
| Wave I In-Home Interview Data | Wave IV In-Home Interview | |||
| H1TO30 | H4TO68 | |||
| you never tried marijuana |
70.40%
|
|||
| one year old |
0.41%
|
|||
| two years old |
0.12%
|
|||
| three years old |
0.07%
|
|||
| four years old |
0.05%
|
|||
| five years old |
0.12%
|
|||
| six years old |
0.09%
|
|||
| seven years old |
0.08%
|
|||
| eight years |
0.13%
|
|||
| nine years old |
0.26%
|
|||
| ten years old |
0.43%
|
|||
| eleven years old |
0.61%
|
|||
| twelve years old |
2.37%
|
|||
| thirteen years old |
4.02%
|
|||
| fourteen years old |
5.72%
|
|||
| fifteen years old |
5.99%
|
|||
| sixteen years old |
4.79%
|
|||
| seventeen years old |
2.15%
|
|||
| eighteen years old and older |
0.71%
|
|||
| Dataset | Variable | Valid | Invalid | Min | First Quartile | Median | Third Quartile | Max | Mean | StdDev |
|---|---|---|---|---|---|---|---|---|---|---|
| Wave I In-Home Interview Data | H1TO30 | 20,436 | 309 | 0 | 18 | |||||
| Wave IV In-Home Interview | H4TO68 | 8,320 | 7,381 | 5 | 15 | 16 | 18 | 32 | 16.7406249999999 | 3.10268756445293 |
| Add Health | ||||
|---|---|---|---|---|
| Wave I | Wave IV | |||
| Wave I In-Home Interview | Wave IV In-Home Interview | |||
| Wave I In-Home Interview Data | Wave IV In-Home Interview | |||
| H1TO30 | H4TO68 | |||
| you never tried marijuana | 0 | |||
| one year old | 1 | |||
| two years old | 2 | |||
| three years old | 3 | |||
| four years old | 4 | |||
| five years old | 5 | |||
| six years old | 6 | |||
| seven years old | 7 | |||
| eight years | 8 | |||
| nine years old | 9 | |||
| ten years old | 10 | |||
| eleven years old | 11 | |||
| twelve years old | 12 | |||
| thirteen years old | 13 | |||
| fourteen years old | 14 | |||
| fifteen years old | 15 | |||
| sixteen years old | 16 | |||
| seventeen years old | 17 | |||
| eighteen years old and older | 18 | |||