Effectiveness of a culturally responsive early intervention model for children with autism and family outcomes.

Li et al. (2026) tested a culturally tuned NDBI program for Chinese preschoolers with autism. The team kept the core NDBI moves—play, turn-taking, joint attention—but wove in local customs, language, and grandparent roles.

Kids got 15 hours a week for eight weeks, mostly at home. Parents learned the tricks in weekly coaching sessions. A comparison group stayed on the wait-list for usual services.

Autism severity scores dropped and parent stress fell compared with the wait-list. Gains showed up on standard checklists parents filled out.

The study calls the change “medium” and says it happened fast—within two months.

Pacia et al. (2021) and Tiede et al. (2019) both pooled earlier NDBI trials and saw the same direction—better social and language skills—so the new data line up.

Jones et al. (2024) found that directive parent moves drove language jumps. Qinghua kept those moves but added cultural cues, showing you can keep the active ingredients while dressing them local.

Strauss et al. (2012) warned high parent stress can blunt EIBI gains. Qinghua’s stress drop may explain why kids moved faster, linking the two studies.

If you coach families in NDBI, tweak the examples to match their meals, games, and elders. The study says you can keep dose and teaching loops the same while swapping the wrapping. Try asking grandparents to lead one routine this week—Qinghua did, and stress stayed down.