Brown
|
1996
|
Western Oregon
|
14 to 18 years
|
1 year
|
1507
|
Logistic regression
|
OR = 1.89 (1.04, 3.45)
|
OR = 2.04 (1.16,3.60)
|
Escobedo
|
1998
|
United States
|
12 to 18 years
|
1 year
|
7885
|
Logistic
|
Not assessed
|
OR = 1.30 (1.10, 1.60)
|
Patton
|
1998
|
Victoria, Australia
|
Grades 9 to 12
|
every 6 months for 3 years
|
1688
|
person years/time varying Survival analysis
|
Not assessed
|
HR = 2.00 (1.30, 2.90) Significant among girls only
|
Wu
|
1999
|
Mid Atlantic US
|
8 and 9 years
|
Every 6 months, 1 year
|
1731
|
Survival analysis
|
HR = 1.66 1.28, 2.16
|
HR = 1.06 (0.74, 1.51)
|
Goodman
|
2000
|
United States
|
Grade 7 to 12
|
2 years
|
8704
|
Logistic
|
OR = 3.90 (1.85, 8.20)
|
OR = 1.72 (0.78, 3.81)
|
Albers
|
2002
|
Massachussets
|
12-15 years old
|
4 years
|
522
|
Logistic
|
OR = 1.74 (0.97, 3.14)
|
Not assessed
|
Fergusson
|
2003
|
New Zealand
|
Birth
|
every year, 21 years
|
1265
|
Incidence ratio
|
Not assessed
|
RR 1.75 (1.13, 2.70)
|
Lam
|
2004
|
Hong Kong
|
Grade 7
|
1 year
|
1894
|
Logistic
|
OR = 2.17 (1.40,3.36)
|
OR 1.48 (1.07, 2.05)
|
Audrain-McGovern
|
2004
|
Northern Virginia
|
Grade 9
|
Every year, 3 years
|
615
|
Ordinal logit
|
Not assessed
|
OR = 1.04 (0.76, 1.42)
|
Clark
|
2004
|
Pittsburgh
|
10 to 12 years
|
2 years, 3 years, 3 years
|
572
|
Survival analysis
|
Not assessed
|
HR = 1.0
|
Killen
|
1997
|
Northern California
|
Grade 9
|
1 year for 4 years
|
1901
|
Survival analysis
|
Not assessed
|
Girls: HR = 1.55 (n = 463 x2 = 4.91), boys: HR = 1.03 (n = 481, x2 = 7.84)
|
Gilpin
|
2004
|
California
|
12 to 15 years old
|
1 year
|
1764
|
Logistic
|
Not assessed
|
OR = 1.46 (1.04, 2.05)
|
Brook
|
1998
|
Albany and Saratoga
|
1 to 10 years
|
3 years, 6 years, 5 years
|
975
|
Logistic
|
OR = 1.19 (1.01, 1.40)
|
OR = 1.12 (0.28, 4.44)
|