This document summarizes screening results for substance use risk levels and the short-term and long-term effects of cocaine, marijuana, and opiates. An initial screening shows 80% of people are at low risk and don't require further screening, while 15% are at mild risk, 2.5% at moderate risk, and 2.5% at severe risk. The short-term effects of cocaine include an intense high followed by depression, while long-term effects include heart attacks, strokes, and sleep and nutritional problems. Short-term effects of marijuana include anxiety and problems with attention and memory, and long-term effects include weight gain and lung cancer. Short and long-term effects of opiate use include drows

1. Percentages may change depending on population sample.
Initial screening shows 80% screen in the low risk category and don’t require further screening.
— 2.5% 6+ = Severe = RT
— 2.5% 3–5 = Moderate = BT
—
15% 1–2 = Mild = BI
—
80% 0 = Low Risk
Effects of Cocaine
Short-term
• Intense high followed by depression
• Poor appetite & sleep hygiene
• Increased heart rate & blood pressure
• Paranoia & anxiety
• Increased aggression
Long-term
• Sleep deprivation
• Malnutrition
• Tooth decay
• Impaired sexual function
• Heart attacks and strokes
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DAST-10 Scores & Risk Level
Effects of Marijuana
Short-term
• Anxiety and panic
• Problem-solving difficulty
• Impaired attention and memory
• Impaired coordination and judgment,
especially when driving within 24 hours
• Cardiac problems for people with heart
disease or high blood pressure, because
marijuana increases the heart rate
Long-term
• Weight gain due to overeating
• Erectile dysfunction & fertility difficulties
due to low sperm production
• Lack of motivation
• Chronic bronchitis
• Lung cancer
Effects of Opiates
Drowsiness. Confusion. Memory loss. Fatigue. Hallucinations. Convulsions.
Dilation of blood vessels causing
increased pressure in brain.
Pupil constriction.
Slurred speech.
Respiratory depression.
Nausea. Vomiting.
Weight loss.
Sexual dysfunction.
Constipation.