Parameter | Estimate | SE | t Value | p Value | Adj. R2 | F | DF | Model P |
---|---|---|---|---|---|---|---|---|
Cross-sectional model, regression of VA quadratic in CA | ||||||||
Age | 1.1622 | 0.0886 | 13.122 | <0.0001 | 0.4267 | 80.88 | 6.638 | <0.0001 |
(Age)2 | 1.1482 | 0.0917 | 12.519 | <0.0001 | ||||
(Age)2: tobacco | 0.5994 | 0.2300 | 2.606 | 0.0094 | ||||
(Age)2: amphetamine | 0.8288 | 0.3582 | 2.314 | 0.0210 | ||||
Age: tobacco | 0.2074 | 0.0954 | 2.173 | 0.0301 | ||||
Parameter | Parameter values | Model parameters | ||||||
Value | SE | DF | t Value | p Value | AIC | BIC | LogLik | |
Longitudinal model, regression of VA quadratic in CA | ||||||||
Age | 1.2181 | 0.0835 | 205 | 14.5874 | <0.0001 | 395.0924 | 437.9048 | −188.5462 |
(Age)2 | 1.2253 | 0.0822 | 205 | 14.9025 | <0.0001 | |||
Age: amphetamine | 0.2488 | 0.1074 | 205 | 2.3174 | 0.0215 | |||
Longitudinal model, regression of VA/CA, cubic in CA | ||||||||
(Age)2: BMI | −0.2086 | 0.0401 | 164 | −5.1965 | <0.0001 | 391.9747 | 536.0531 | −164.9874 |
(Age)3: BMI | −0.1147 | 0.0347 | 164 | −3.3023 | 0.0012 | |||
BMI | 0.2725 | 0.0882 | 164 | 3.0915 | 0.0023 | |||
(Age)2: Days: BMI: Amphetamine | −2.1703 | 0.8548 | 164 | −2.5391 | 0.0120 | |||
Days: Amphetamine | 3.1828 | 1.2905 | 164 | 2.4664 | 0.0147 | |||
Age: tobacco | 7.2217 | 2.9621 | 164 | 2.4380 | 0.0158 | |||
Age: BMI: tobacco | −2.2018 | 0.9296 | 164 | −2.3686 | 0.0190 | |||
(Age)3: Days: BMI: Amphetamine | −0.7505 | 0.3333 | 164 | −2.2519 | 0.0257 | |||
(Age)3: days: BMI: non-smokers | 0.0130 | 0.0060 | 164 | 2.1683 | 0.0316 |
AIC, akaike information criterion; BIC, bayesian information criterion; BMI, body mass index; CA, chronological age; DF, degrees of freedom; LogLik, Log-Likelihood; VA, vascular age.