TL;DR

In a convenience sample of 112 Iranian families recruited through a major university-affiliated autism clinic, caregivers reported high perceived burden (ZBI), high perceived child impairment (CIS-P), and low psychological flexibility (6-PAQ). Service receipt was dominated by speech (80%) and OT (74%); ABA (32%), non-ABA behavioral therapy (58%), and group caregiver support (13%) were less common. The strongest correlational finding: families receiving 4+ service types reported substantially lower psychological inflexibility than those receiving 2 or fewer — independent of which specific services were involved. ABA and speech therapy were associated with lower perceived impairment but not lower burden. Takeaway: systemic factors (service breadth, coordination, caregiver education) appear to shape caregiver psychological health more than any single intervention modality, and Iranian families are asking for behavioral and caregiver-support services that the current system does not adequately provide.

Background & rationale

• Iran accounts for roughly 0.1% of global ASD diagnoses but has only 127 child neurology specialists and 100 child/adolescent psychiatrists serving a population over 92 million — diagnostic access is severely constrained.

• Standardized assessment tools are expensive, frequently untranslated into Persian/Farsi, and not culturally normed for the Iranian context.

• Caregiving burden falls disproportionately on mothers, who often function simultaneously as parent, partner, advocate, service coordinator, and primary support agent.

• Most autism research is rooted in Western frameworks that may not transfer cleanly to Iranian contexts (stigma patterns, help-seeking norms, family-centered care expectations).

• Caregiver involvement is consistently linked to better outcomes — but only when caregivers understand their role, generalize practices beyond clinic sessions, and operate in environments that honor child assent rather than label withdrawal as "non-compliance."

• The study addresses a clear gap: little prior work has examined Iranian caregivers' perceptions of service delivery, diagnostic impact, and support needs from within the community itself.

Research questions

• RQ1: How do specific behaviorally-based and therapeutic services, delivery setting, and service breadth relate to Iranian caregivers' perceptions of their child's functional impairment?

• RQ2: Are perceived caregiver burden and perceived child impairment associated with caregiver psychological inflexibility, and does that association differ by whether the caregiver is receiving psychological services?

• RQ3: Independent of service type, how does breadth of service receipt relate to caregiver psychological inflexibility and perceived child impairment?

Design & participants

• Design: Cross-sectional survey, mixed-mode (62 online via Microsoft Forms; 50 paper-and-pencil at the clinic).

• Setting: A major service-provision and research institute supporting autistic individuals and their families in Iran (university-affiliated, Tehran-area).

• Participants: 112 Iranian families with a child under 12 officially diagnosed with ASD by a child/adolescent psychiatrist or related professional. Inclusion required current receipt of some service; co-occurring diagnoses (ADHD, Down syndrome) permitted with valid ASD diagnosis.

• Caregiver demographics: 90% female, 78% stay-at-home, 82% Fars ethnic group, mean age ~37. Only 26% reported receiving any psychological services themselves.

• Child demographics: 67% male, 76% ASD-only, mean age 7.0, mean age at diagnosis 2.88.

• Sampling: Convenience sampling — limits generalizability to families already connected to formal autism services.

Measures

All measures were translated into Farsi by native-speaking clinicians, reverse-translated for interobserver agreement, and code-switched for Iranian cultural context. The authors explicitly note that no formally Farsi-normed equivalents exist for these constructs.

• Parent Acceptance Questionnaire (6-PAQ; Greene et al., 2015**)** — 18 items measuring parental psychological flexibility along the six ACT Hexaflex processes (acceptance, defusion, present moment, self-as-context, values, committed action). Higher scores = greater inflexibility.

• Columbia Impairment Scale – Parent Version (CIS-P; Singer et al., 2011**)** — 13 items, caregiver-perceived child functional impairment. Scores >17 indicate elevated impairment.

• Zarit Burden Interview (ZBI-22; Yap, 2010**)** — 22 items, perceived caregiving burden.

Key findings

Scale means (a high-distress profile)

• ZBI = 42.35 (SD 16.33) — elevated perceived burden.

• CIS-P = 33.56 (SD 8.07) — well above the 17 threshold for elevated impairment.

• 6-PAQ = 38.84 (SD 6.21) — high psychological inflexibility; all six Hexaflex subscales showed substantial fusion (range 5.79–7.26).

Inter-scale correlations (all p < 0.001)

• ZBI ↔ CIS-P: r = 0.444 — burden tracks with perceived impairment.

• 6-PAQ ↔ ZBI: r = 0.410 — inflexibility tracks with burden.

• 6-PAQ ↔ CIS-P: r = 0.325 — inflexibility tracks with perceived impairment.

Service-related correlations

• Service breadth ↔ CIS-P: r = −0.313, p < 0.001 (more services = lower perceived impairment).

• Service breadth ↔ 6-PAQ: r = −0.246, p = 0.009 (more services = lower inflexibility).

• ABA receipt ↔ CIS-P: r = −0.275, p = 0.005.

• Behavioral therapy (non-ABA) ↔ 6-PAQ: r = −0.237, p = 0.014 — the only single service type significantly associated with caregiver flexibility.

• Caregiver education ↔ 6-PAQ: r = −0.228, p = 0.016.

Largest effect: service breadth

• Families receiving 4+ distinct services had substantially lower 6-PAQ inflexibility (M = 35.8, SD = 6.2) than families receiving 2 or fewer (M = 41.4, SD = 4.6); t(57) = 3.98, p < 0.001.

• This was the largest effect in the study and is independent of which specific services were received — pointing to coordination and systemic access as the active ingredient, not any single intervention modality.

Service receipt patterns (not aligned with caregiver-reported need)

• Predominantly received: speech (80%), OT (74%), non-ABA behavioral therapy (58%).

• Under-provided despite caregiver demand: ABA (32%), social skills (23%), group/caregiver support (13%), social work (10%), psychotherapy (2.6%).

• Anecdotally, families repeatedly identified caregiver-support services as the gap they most wanted closed.

Practical implications

• Service coordination and breadth matter more than single-service debates. A coordinated multi-service portfolio appears more protective of caregiver psychological flexibility than any single intervention, including ABA. This reframes purist single-modality advocacy.

• Behavioral and caregiver-support services are systematically under-resourced in Iran — driven in part by funding structures that favor speech and OT over behavioral and caregiver-focused models.

• Cultural responsiveness is a methodological prerequisite, not a footnote. The translation + reverse-translation IOA + functional code-switching protocol used here is a reusable template for any cross-cultural assessment work.

• The "non-compliance" framing is itself a stigma vector. When caregivers don't understand their role and child assent is overridden, what gets labeled non-compliance is actually unhonored autonomy — with downstream consequences for caregiver stress and service continuation.

• Caregiver education is a leverageable factor. Higher caregiver education predicts lower psychological inflexibility, supporting accessible plain-language caregiver training (especially in Farsi) as a high-yield intervention point.

Limitations worth noting

• Translation without formal norming. The 6-PAQ, CIS-P, and ZBI are not Farsi-normed; the function-based translation with reverse-translation IOA is rigorous but does not substitute for psychometric validation. Future work needs Farsi normative samples.

• Convenience sampling. Participants were already connected to a major Tehran-area autism organization — likely more service-aware and resourced than rural, unconnected, or non-Persian-speaking families. Findings may not generalize beyond formal service networks.

• Self-report only. No child-perception data, no observational measures, no service-quality measures — caregiver perception only.

• Cross-sectional and correlational. Cannot establish causation; service breadth may correlate with unmeasured family resources (income, executive bandwidth, social capital) that independently drive both service access and psychological flexibility.

• Cell sizes for setting subgroups (clinic vs. home vs. combined) were too small to draw conclusions about delivery setting effects on burden.

• Authors flag ethnographic methods as a needed next step — focus groups would surface culturally specific function that scaled measures cannot reach.

Citation

Miri, M. A., Catrone, R., Emadizadeh, M., Tavakoli, S., Razjouyan, K., & Arnall, R. (2026). Parent/caregivers of autistic children's perceptions about service delivery, impact of diagnosis, and role of support in Iran. International Journal of Developmental Disabilities. Advance online publication. https://doi.org/10.1080/20473869.2026.2651413