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SDQ Had the Strongest Evidence Among Broad ADHD Rating Scales for Children

MHD card with a glowing amber clipboard holding a rating questionnaire with filled answer bubbles, over a faint grid of checkmarks and crosses on a dark background, illustrating a review of ADHD rating scales for children.

Among broad child behavior questionnaires used to screen for ADHD, the short hyperactivity-inattention subscale of the Strengths and Difficulties Questionnaire (SDQ) has the strongest measurement evidence, according to a 2026 review of 36 studies. None of the 12 scales reviewed met every quality standard.1 Research Highlights 36 studies, 12 scales: a systematic review in BMC …

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Anxiety and Depression in COPD: 18% Diagnosed, Most Treated With Benzodiazepines

MHD card showing glowing outlined lungs with a branching cyan bronchial tree and flowing breath-wave lines, illustrating a Lithuanian study in which 18% of people with COPD had a recorded anxiety or depression diagnosis.

Nearly 1 in 5 people with COPD in Lithuania had a recorded diagnosis of anxiety or depression, according to a nationwide study of 64,246 patients. Anxiety was far more common than depression, and most patients who received medication were prescribed benzodiazepines.1 Research Highlights 18.1% had a recorded diagnosis: 11,608 of 64,246 adults with COPD in …

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Repeat Psychiatric ER Visits Linked to Prior ER Use and Unstable Housing

MHD card with a night-time hospital emergency entrance and a gold dotted loop running from the door to a small tilted house and back: in 1,070 Alberta adults, recent ER use and unstable housing predicted return psychiatric ER visits after discharge.

In a 2026 Alberta study of 1,070 adults leaving psychiatric hospital care, 40% returned to an emergency department for mental health reasons within a year. The strongest warning signs were social rather than clinical: a recent emergency visit before admission (3.72 times the odds), unstable housing (2.60 times), and unemployment (1.57 times).1 Research Highlights Recent …

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Addiction Medications in 371 Trials: No Approved Medication for Stimulant Use Disorder

MHD card showing a medication blister pack: the strongest addiction-medication evidence is for smoking and opioids; no medication is approved for stimulant use disorder.

A 2026 umbrella review of 16 systematic reviews covering 371 trials found strong medication evidence for tobacco and opioid use disorders, modest benefits for alcohol use disorder, and no approved drugs for stimulant or cannabis use disorders.1 Varenicline more than doubled smoking quit rates vs. placebo, methadone kept people in opioid treatment longer than buprenorphine, …

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Top-Ranked Treatments for Schizophrenia Aggression: Clozapine, Paliperidone and Olanzapine

MHD card with an amber network of antipsychotic drug nodes linked to a placebo node over a dark background, with a calming waveform: clozapine, paliperidone, and olanzapine reduced aggression in schizophrenia most, but confidence was low.

A 2026 analysis of 41 randomized studies involving 21,025 adults with schizophrenia found the largest estimated reductions in hostility and aggression for clozapine (standardized mean difference, or SMD, of −0.75), paliperidone (−0.62), and olanzapine (−0.60) vs. placebo.1 Confidence in every comparison was low or very low, the top 3 were not statistically separable, and most …

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