a positive trendp = 0.059
When family history of neurodevelopmental disorders was examined in a separate sensitivity model, it showed a positive trend that did not reach conventional statistical significance (OR = 4.991, 95% CI 0.940–26.488, p = 0.059), while the associations for AUD (OR = 0.089, 95% CI 0.012–0.655, p = 0.017) and CUD (OR = 0.217, 95% CI 0.060–0.777, p = 0.019) remained broadly stable.