Key Takeaways
- Separation anxiety disorder is more common in females than males (approximate ratio reported as 2:1 in some clinical samples)
- Separation anxiety disorder symptom onset is commonly in childhood, with many cases beginning by age 12
- In one meta-analysis, anxiety disorders in children are associated with a pooled odds ratio of about 2.0 for later anxiety outcomes
- About 50% of children with separation anxiety disorder experience school refusal symptoms (commonly reported in clinical literature)
- In a large school refusal study, 44% of children had an anxiety disorder diagnosis (relevant to separation-related refusal)
- A meta-analysis found that anxiety disorders in children are associated with impaired academic performance with a small-to-moderate effect size (Hedges g around 0.3)
- Cognitive Behavioral Therapy (CBT) and Exposure-Based CBT show response improvements; one meta-analysis reported an overall effect size of around d≈0.9 for anxiety disorders in youth
- A meta-analysis reported that CBT reduces anxiety symptoms in children with effect size about g≈0.5–0.6
- Exposure-based interventions for anxiety disorders in children achieved pooled standardized mean difference (SMD) around 0.8 in a meta-analysis
- U.S. Mental Health Services (SAMHSA) reported that 2022 saw 57.8 million adults with mental illness and 14.1 million with serious mental illness; anxiety is part of mental illness burden (context for treatment demand)
- In a 2022 U.S. survey, 19.6% of adults with a mental health condition reported receiving no treatment (treatment gap context for anxiety)
- The U.S. National Survey on Drug Use and Health reported that in 2022, 7.8% of youths had a major depressive episode; anxiety disorders overlap with this broader youth mental health need (service demand context)
- In a 2022 report, mental health apps were among the highest downloaded digital health categories; downloads exceeded hundreds of millions globally
- In 2023, the global digital health market was estimated at over $200B, reflecting investment in digital mental health that can support anxiety care
- From 2020 to 2022, telehealth adoption surged; one U.S. analysis reported virtual mental health visits reaching millions per week at peak
Separation anxiety often begins in childhood, affects girls more, and predicts later anxiety.
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How We Rate Confidence
Every statistic is queried across four AI models (ChatGPT, Claude, Gemini, Perplexity). The confidence rating reflects how many models return a consistent figure for that data point. Label assignment per row uses a deterministic weighted mix targeting approximately 70% Verified, 15% Directional, and 15% Single source.
Only one AI model returns this statistic from its training data. The figure comes from a single primary source and has not been corroborated by independent systems. Use with caution; cross-reference before citing.
AI consensus: 1 of 4 models agree
Multiple AI models cite this figure or figures in the same direction, but with minor variance. The trend and magnitude are reliable; the precise decimal may differ by source. Suitable for directional analysis.
AI consensus: 2–3 of 4 models broadly agree
All AI models independently return the same statistic, unprompted. This level of cross-model agreement indicates the figure is robustly established in published literature and suitable for citation.
AI consensus: 4 of 4 models fully agree
Cite This Report
This report is designed to be cited. We maintain stable URLs and versioned verification dates. Copy the format appropriate for your publication below.
Lukas Bauer. (2026, February 13). Separation Anxiety Statistics. Gitnux. https://gitnux.org/separation-anxiety-statistics
Lukas Bauer. "Separation Anxiety Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/separation-anxiety-statistics.
Lukas Bauer. 2026. "Separation Anxiety Statistics." Gitnux. https://gitnux.org/separation-anxiety-statistics.
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