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Table 3 Total and indirect effects of smoking in childhood on health outcomes (N = 2978)

From: Lifetime exposure to smoking, epigenetic aging, and morbidity and mortality in older adults

Outcome

Total effect

95% confidence interval

Panel A. Total effects of smoking in youth on health outcomes

Mortality

0.0012

− 0.0265

0.0284

Cancer

0.0323

− 0.0193

0.0848

High blood pressure

0.0071

− 0.0452

0.0596

Lung disease

0.0749

0.0282

0.1213

Heart disease

0.0249

− 0.0292

0.0788

Outcome

Mediator(s)

Indirect effect

95% confidence interval

Panel B. Indirect effects of smoking in youth on health outcomes—GrimAgeAdj

Mortality

GrimAgeAdj

0.0042

0.0011

0.0076

Cancer

GrimAgeAdj

0.0042

0.0003

0.0101

High blood pressure

GrimAgeAdj

0.0092

0.0021

0.0184

Lung disease

GrimAgeAdj

0.0080

0.0018

0.0160

Heart disease

GrimAgeAdj

0.0075

0.0017

0.0151

Mortality

Adult Pack Years

0.0008

− 0.0093

0.0110

Cancer

Adult Pack Years

0.0207

− 0.0084

0.0527

High blood pressure

Adult Pack Years

− 0.0054

− 0.0214

0.0112

Lung disease

Adult Pack Years

0.0284

0.0136

0.0436

Heart disease

Adult Pack Years

0.0041

− 0.0149

0.0229

Mortality

Adult Pack Years—> GrimAgeAdj

0.0084

0.0042

0.0128

Cancer

Adult Pack Years—> GrimAgeAdj

0.0084

0.0013

0.0155

High blood pressure

Adult Pack Years—> GrimAgeAdj

0.0184

0.0110

0.0264

Lung disease

Adult Pack Years—> GrimAgeAdj

0.0161

0.0091

0.0235

Heart disease

Adult Pack Years—> GrimAgeAdj

0.0150

0.0082

0.0222

Panel C. Indirect effects of smoking in youth on health outcomes—PhenoAgeAdj

Mortality

PhenoAgeAdj

− 0.0007

− 0.0044

0.0024

Cancer

PhenoAgeAdj

− 0.0005

− 0.0035

0.0016

High blood pressure

PhenoAgeAdj

− 0.0007

− 0.0052

0.0026

Lung disease

PhenoAgeAdj

− 0.0003

− 0.0027

0.0011

Heart disease

PhenoAgeAdj

− 0.0006

− 0.0040

0.0022

Mortality

Adult Pack Years

0.0080

− 0.0012

0.0172

Cancer

Adult Pack Years

0.0285

0.0031

0.0565

High blood pressure

Adult Pack Years

0.0122

− 0.0025

0.0281

Lung disease

Adult Pack Years

0.0445

0.0299

0.0601

Heart disease

Adult Pack Years

0.0185

− 0.0022

0.0393

Mortality

Adult Pack Years—> PhenoAgeAdj

0.0016

0.0003

0.0034

Cancer

Adult Pack Years—> PhenoAgeAdj

0.0011

0.0001

0.0028

High blood pressure

Adult Pack Years—> PhenoAgeAdj

0.0016

0.0001

0.0040

Lung disease

Adult Pack Years—> PhenoAgeAdj

0.0007

− 0.0002

0.0021

Heart disease

Adult Pack Years—> PhenoAgeAdj

0.0013

0.0001

0.0032

Panel D. Indirect effects of smoking in youth on health outcomes—DunedinPoAm38

Mortality

DunedinPoAm38Adj

0.0008

− 0.0032

0.0037

Cancer

DunedinPoAm38Adj

0.0008

− 0.0031

0.0054

High blood pressure

DunedinPoAm38Adj

0.0013

− 0.0047

0.0079

Lung disease

DunedinPoAm38Adj

0.0009

− 0.0032

0.0058

Heart disease

DunedinPoAm38Adj

0.0009

− 0.0036

0.0050

Mortality

Adult Pack Years

0.0028

− 0.0063

0.0120

Cancer

Adult Pack Years

0.0220

− 0.0035

0.0495

High blood pressure

Adult Pack Years

0.0022

− 0.0128

0.0180

Lung disease

Adult Pack Years

0.0374

0.0235

0.0521

Heart disease

Adult Pack Years

0.0121

− 0.0086

0.0325

Mortality

Adult Pack Years—> DunedinPoAm38Adj

0.0065

0.0035

0.0098

Cancer

Adult Pack Years—> DunedinPoAm38Adj

0.0072

0.0020

0.0128

High blood pressure

Adult Pack Years—> DunedinPoAm38Adj

0.0112

0.0050

0.0182

Lung disease

Adult Pack Years—> DunedinPoAm38Adj

0.0075

0.0018

0.0135

Heart disease

Adult Pack Years—> DunedinPoAm38Adj

0.0074

0.0022

0.0132