The phrase "age of substance" is correct and usable in written English.
It can be used to refer to a period characterized by significant or meaningful content, often in contrast to superficiality.
Example: "In the age of substance, we prioritize depth and authenticity over mere appearances."
Alternatives: "era of significance" or "period of depth".
It's a time bomb waiting to go off". In this day and age of substance abuse in professional sports, the substance most commonly abused in the NHL would seem to be alcohol.
The average age of substance related death was 35.7 years (MD = 34.9, SD = 10.1) and for non substance related deaths 47.6 years (MD = 48.5, SD = 12.7).
As this is the first study to investigate a relationship between age of substance use onset and violent victimisation, this is an area that warrants further study before any definitive conclusions can be drawn on the significance of early onset substance in the victimisation literature.
Age of first substance use was predicted by gender and race/ethnicity (males and Blacks had earlier incidence), involvement in the child welfare system, and family risk status at age 8.
Identifying why some children experiment with tobacco and cannabis at an early age should be a key research priority to help delay age of first substance use.
Age at first use was also recorded as age of first substance use has been found to predate initial psychotic symptoms by several years [ 8, 10] and has been associated with the onset of prodromal symptoms [ 10, 16].
Given the likelihood of an association between age and level of substance use, an age correction was used which adjusts the threshold for each twin according to their age on the distribution of liability to substance use.
Prior studies have consistently reported associations in bipolar disorder patients between comorbid anxiety disorders and multiple unfavorable illness characteristics, including earlier bipolar disorder onset age, and increased suicidality, rate of substance use disorders, and mood episode severity and frequency, as well as treatment resistance.
Given the likelihood of an association between age and level of substance use, an age correction was also employed which adjusts the threshold for each twin according to his or her age at the time of questionnaire completion on the distribution of liability to conduct problems and marijuana use.
In the 2008 SAMSHA report, among youths aged 12 to 17, however, the rate of substance dependence or abuse among males was similar to the rate among females (8.0 vs. 8.1%) [ 14].
Primary substance of abuse and age of onset of substance use dependence were both collected using the DSM-IV symptom questionnaire (Hudziak et al., 1993).
