Effects of Inspiratory Muscle Training on Respiratory Parameters, Trunk Control, Upper Extremity Function and Swallowing in Children With Cerebral Palsy: A Randomized Controlled Trial

Inclusion Criteria: * Participants aged 5-18 years * Diagnosed with cerebral palsy (CP) by a paediatric neurologist * Classified as Gross Motor Function Classification System (GMFCS) levels I-II * Possessing communication skills sufficient to understand verbal or written language and follow assessment and intervention instructions Exclusion Criteria: * History of lung infection within the previous month * Haemodynamic instability (heart rate \>150 beats/min, systolic blood pressure \>140 mmHg, or diastolic blood pressure \>90 mmHg) * Orthopaedic surgery or botulinum toxin injection within the previous six months * Severe chest infection or an active respiratory condition that could limit participation in the study * Mental or auditory dysfunction that could interfere with participation in the assessment or intervention procedures