How old were you when you first started smoking cigarettes regularly?

Conceptual Variable

Name
4871
Label
How old were you when you first started smoking cigarettes regularly?
Add Health
Wave I Wave III Wave IV
Wave I In-Home Interview Wave III In-Home Interview Wave IV In-Home Interview
Wave I In-Home Interview Data Wave III In-Home Interview Wave IV In-Home Interview
H1TO4 H3TO5 H4TO4
under one year
0.71%
one year old
0.27%
two to five years old
0.30%
six years old
0.30%
seven years old
0.52%
eight years old
0.94%
nine years old
1.11%
ten years old
3.13%
eleven years old
4.12%
twelve years old
11.71%
thirteen years old
16.26%
fourteen years old
19.25%
fifteen years old
17.96%
sixteen years old
14.19%
seventeen years old
6.88%
eighteen years and older
2.37%
Add Health
Wave I Wave III Wave IV
Wave I In-Home Interview Wave III In-Home Interview Wave IV In-Home Interview
Wave I In-Home Interview Data Wave III In-Home Interview Wave IV In-Home Interview
H1TO4 H3TO5 H4TO4
under one year
0.14%
one year old
0.05%
two to five years old
0.06%
six years old
0.06%
seven years old
0.10%
eight years old
0.18%
nine years old
0.22%
ten years old
0.61%
eleven years old
0.81%
twelve years old
2.29%
thirteen years old
3.18%
fourteen years old
3.76%
fifteen years old
3.51%
sixteen years old
2.78%
seventeen years old
1.34%
eighteen years and older
0.46%
Dataset Variable Valid Invalid Min First Quartile Median Third Quartile Max Mean StdDev
Wave I In-Home Interview Data H1TO4 4,058 16,687 0 18
Wave III In-Home Interview H3TO5 5,765 9,432 5 15 17 18 26 16.5703382480485 2.49074371922954
Wave IV In-Home Interview H4TO4 6,773 8,928 5 15 17 19 31 17.3787095821644 3.51647061021874
Add Health
Wave I Wave III Wave IV
Wave I In-Home Interview Wave III In-Home Interview Wave IV In-Home Interview
Wave I In-Home Interview Data Wave III In-Home Interview Wave IV In-Home Interview
H1TO4 H3TO5 H4TO4
under one year 0
one year old 1
two to five years old 5
six years old 6
seven years old 7
eight years old 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 and older 18