Table 4.
Association between latent classes and substance use age of onset, persistence, and frequency in male youth 2005–2015 pooled YRBS (n=166,745).
| Age of Onset |
Persistence |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Parameters | β | 95% CI | SE | p-value | β | SE | p-value | OR | 95% CI | |
|
Alcohol Use |
||||||||||
| LCA Group | ||||||||||
| Class 1: Heterosexual Virgins | 0.05 | (−0.06, 0.17) | 0.09 | 0.2557 | −1.04 | 0.08 | <0.001 | 0.35 | (0.30, 0.42) | |
| Class 2: Heterosexual with Different-Sex Partners | 1.00 | 1.00 | ||||||||
| Class 3: Partners of Both Sexes | −0.76 | (−1.00, −0.53) | 0.06 | <0.001 | 0.67 | 0.22 | 0.0027 | 1.95 | (1.26, 3.01) | |
| Class 4: Only Same-Sex Partners | −0.19 | (−0.40, 0.02) | 0.06 | <0.001 | 0.15 | 0.24 | 0.5263 | 1.16 | (0.73, 1.87) | |
| Class 5: Sexual Minority Virgins | −0.40 | (−0.58, −0.22) | 0.08 | 0.6856 | −0.87 | 0.15 | <0.001 | 0.42 | (0.31, 0.56) | |
| Race/Ethnicity | ||||||||||
| American Indian/Alaskan Native | −0.26 | (−0.47, −0.11) | 0.08 | 0.0018 | −0.87 | 0.32 | 0.0061 | 0.42 | (0.23, 0.78) | |
| Asian | 0.12 | (−0.52, 0.26) | 0.18 | 0.5237 | −0.44 | 0.19 | 0.0215 | 0.64 | (0.44, 0.94) | |
| Black | −0.20 | (−0.39, −0.20) | 0.04 | <0.001 | −0.6 | 0.11 | <0.001 | 0.55 | (0.44, 0.69) | |
| Hispanic/Latino | −0.21 | (−0.35, −0.07) | 0.04 | <0.001 | −0.27 | 0.21 | 0.1973 | 0.76 | (0.51, 1.15) | |
| Native Hawaiian/Other Pacific Islander | −0.04 | (−0.44, 0.26) | 0.17 | 0.8176 | −0.06 | 0.37 | 0.8624 | 0.94 | (0.45, 1.94) | |
| White | 1.00 | 1.00 | ||||||||
| Multiple Races | −0.17 | (−0.40, −0.05) | 0.08 | 0.0389 | −0.13 | 0.17 | 0.8624 | 0.87 | (0.63, 1.22) | |
| Age | ||||||||||
| 14 or younger | −0.54 | 0.18 | 0.0023 | 0.58 | (0.41, 0.82) | |||||
| 15 | −0.48 | 0.15 | 0.0019 | 0.62 | (0.46, 0.84) | |||||
| 16 | −0.30 | 0.13 | 0.0259 | 0.74 | (0.57, 0.96) | |||||
| 17 | −0.14 | 0.14 | 0.2996 | 0.87 | (0.67, 1.13) | |||||
| 18 or older | ||||||||||
|
Tobacco Use |
||||||||||
| LCA Group | ||||||||||
| Class 1: Heterosexual Virgins | 0.03 | (−0.18, 0.23) | 0.1 | 0.8034 | −1.02 | 0.16 | <0.001 | 0.36 | (0.27, 0.49) | |
| Class 2: Heterosexual with Different-Sex Partners | 1.00 | 1.00 | ||||||||
| Class 3: Partners of Both Sexes | −0.67 | (−0.91, −0.44) | 0.12 | <0.001 | 0.99 | 0.26 | 0.0002 | 2.69 | (1.60, 4.52) | |
| Class 4: Only Same-Sex Partners | −0.02 | (−0.27, 0.23) | 0.13 | 0.8719 | 0.07 | 0.2 | 0.7352 | 1.07 | (0.72, 1.59) | |
| Class 5: Sexual Minority Virgins | −0.42 | (−0.72, −0.112) | 0.15 | 0.0059 | 0.06 | 0.15 | 0.6815 | 1.07 | (0.79, 1.44) | |
| Race/Ethnicity | ||||||||||
| American Indian/Alaskan Native | −0.32 | (−0.59, −0.05) | 0.14 | 0.0217 | −0.13 | 0.23 | 0.5715 | 0.88 | (0.57, 1.37) | |
| Asian | −0.38 | (−1.40, 0.65) | 0.52 | 0.4714 | −0.58 | 0.33 | 0.0826 | 0.56 | (0.29, 1.08) | |
| Black | −0.32 | (−0.46, −0.18) | 0.07 | <0.001 | −0.92 | 0.13 | <0.001 | 0.4 | (0.31, 0.52) | |
| Hispanic/Latino | −0.01 | (−0.15, 0.13) | 0.07 | 0.8703 | −0.49 | 0.11 | <0.001 | 0.61 | (0.50, 0.75) | |
| Native Hawaiian/Other Pacific Islander | 0.22 | (−0.46, 0.91) | 0.35 | 0.524 | −0.32 | 0.4 | 0.4231 | 0.72 | (0.33, 1.60) | |
| White | 1.00 | 1.00 | ||||||||
| Multiple Races | −0.24 | (−0.50, 0.03) | 0.13 | 0.0791 | −0.34 | 0.22 | 0.1117 | 0.71 | (0.46, 1.08) | |
| Age | ||||||||||
| 14 or younger | −0.61 | 0.19 | 0.0011 | 0.54 | (0.38, 0.78) | |||||
| 15 | −0.66 | 0.14 | <0.001 | 0.52 | (0.40, 0.68) | |||||
| 16 | −0.45 | 0.12 | 0.0002 | 0.64 | (0.51, 0.81) | |||||
| 17 | −0.39 | 0.13 | 0.0027 | 0.68 | (0.52, 0.87) | |||||
| 18 or older | 1.00 | |||||||||
|
Marijuana Use |
||||||||||
| LCA Group | ||||||||||
| Class 1: Heterosexual Virgins | 0.22 | (0.13, 0.31) | 0.05 | <0.001 | −0.5 | 0.12 | <0.001 | 0.61 | (0.49, 0.76) | |
| Class 2: Heterosexual with Different-Sex Partners | 1.00 | 1.00 | ||||||||
| Class 3: Partners of Both Sexes | −0.48 | (−0.68, −0.29) | 0.1 | <0.001 | 0.82 | 0.24 | 0.0005 | 2.27 | (1.43, 3.61) | |
| Class 4: Only Same-Sex Partners | −0.21 | (−0.53, 0.10) | 0.16 | 0.1764 | 0.18 | 0.18 | 0.3254 | 1.2 | (0.84, 1.71) | |
| Class 5: Sexual Minority Virgins | −0.22 | (−0.45, 0.01) | 0.12 | 0.0638 | −0.08 | 0.14 | 0.5523 | 0.92 | (0.69, 1.22) | |
| Race/Ethnicity | ||||||||||
| American Indian/Alaskan Native | −0.79 | (−1.33, −0.25) | 0.28 | 0.0044 | 0.32 | 0.26 | 0.2266 | 1.38 | (0.82, 2.32) | |
| Asian | 0.30 | (0.00, 0.59) | 0.15 | 0.0481 | −0.18 | 0.39 | 0.6514 | 0.84 | (0.39, 1.80) | |
| Black | −0.30 | (−0.37, −0.22) | 0.04 | <0.001 | −0.01 | 0.08 | 0.9266 | 0.99 | (0.85, 1.16) | |
| Hispanic/Latino | −0.21 | (−0.32, −0.11) | 0.05 | 0.0001 | −0.2 | 0.12 | 0.1175 | 0.82 | (0.64, 1.05) | |
| Native Hawaiian/Other Pacific Islander | 0.07 | (−0.37, 0.52) | 0.23 | 0.7486 | 0.61 | 0.24 | 0.0119 | 1.85 | (1.15, 2.98) | |
| White | 1.00 | 1.00 | ||||||||
| Multiple Races | −0.26 | (−0.45, −0.06) | 0.10 | 0.0109 | −0.1 | 0.19 | 0.5994 | 0.9 | (0.62, 1.31) | |
| Age | ||||||||||
| 14 or younger | −0.08 | 0.24 | 0.7428 | 0.92 | (0.58, 1.48) | |||||
| 15 | −0.04 | 0.17 | 0.7935 | 0.96 | (0.69, 1.33) | |||||
| 16 | 0.08 | 0.19 | 0.695 | 1.08 | (0.74, 1.58) | |||||
| 17 | 0.08 | 0.18 | 0.6648 | 1.08 | (0.76, 1.52) | |||||
| 18 or older | 1.00 | |||||||||
a
Bold text is used to denote statistically significant effects, p < .05.