Forschungsartikel
                  Associations Between Early Onset of Smoking, Drug, Alcohol Abuse, 
Nicotine Dependence and Substance Use Disorder Severity: An 
Inpatient Study
                  
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					 Mei Lin C. Valencia, M.P.H., Baronese Peters, Ph.D., Narcie Faith Pilon Amista, Ph.Dc.This study assessed the association between early onset 
of smoking and substance abuse with nicotine dependence, the extent of 
substance abuse, and the probability of relapse.
Methods: Self-reported data were collected from 632 patients from 5 drug 
treatment facilities in the Philippines from July 2019 to September 2019, 
selected locations into two National Capital Region-Manila, Region VI and 
VII (Southwestern Tagalog Regions), and XI (partly BARMM-Bangsamoro 
Autonomous Region in Muslim Mindanao) Davao City Treatment 
Rehabilitation Center for Drug Dependents.
Results: The 5th Edition of the Addiction Severity Index and the Fagerström 
Test for Nicotine Dependence were used to assess drug and alcohol use 
and nicotine dependence severity, respectively. The sample consisted of 
approximately 45.57% non-nicotine-dependent former smokers and 54.43% 
nicotine-dependent current smokers. The prevalence rates of smoking onset