The phrase "a decrease in substance" is correct and usable in written English.
It can be used when discussing a reduction in the amount, quality, or significance of something, often in contexts like science, economics, or philosophy.
Example: "The study revealed a significant decrease in substance in the samples over time, indicating a potential loss of integrity."
Alternatives: "a reduction in material" or "a decline in content".
It's also been associated with a decrease in substance abuse, running away from home, physical violence, property destruction, stealing and early sexual intercourse.
Besides, adding SOS training to CAU is expected to result in a decrease in substance use.
A second concern is that while increase of substance use was assessed it was not taken into consideration that persons might respond with a decrease in substance use.
In drug users, too, a decrease in substance use led to improvement in HRQoL: Richter et al. [ 7] (2004; 100 multiple substance users in Germany) found a significant improvement in the SF-36 domains of "general health" and "physical functioning" in 48 patients at follow-up.
In contrast, in cancer lesions, green autofluorescence is reduced, or the color tone of the emitted fluorescence is changed, due to thickening of the mucosal epithelium, a decrease in autofluorescent substances, or an increase in fluorescence-absorbing substances.
An NBER working paper published last year found that the presence of marijuana dispensaries was associated with a 15percentto35percentcent decrease in substance abuse admissions and a similar drop in opiate overdose deaths.
(3) Period of reorganization of metabolism and structure of potato tissues (usually from 48 to 96 h), which includes considerable changes in cell ultrastructure, an increase in the amounts of enzymes and protective substances, and a decrease in sterol content.
Mild cases may be approached with just a decrease in the administered substance concentration, but in every fetus serial echocardiographic follow-up is recommended (Norton, 1997).
Decreased barrier function leads to increased water loss through the outermost layer of the skin, resulting in a decrease in water content of this particular layer of skin, increased permeability to hydrophilic substances, decreased ceramides in the skin and decreased barrier to infectious agents.
They found that the presence of marijuana dispensaries was associated with a 15 to 35percentt decrease in substance abuse admissions.
This additional fixation of carbon and nitrogen by exclusion of UV was channelized towards the improvement in grain yield of wheat varieties as there was a decrease in the UV-B absorbing substances and an increase in soluble protein content in flag leaves of all the four varieties of wheat.
