Relationship Between Pelvic Tilt and Sit to Stand Task in Stroke Patients

Inclusion Criteria: * Patients' age ranged from 45-60 years old. * Normal body weight with a body mass index (BMI) ranged from 18.5 to 24.9 kg/m2. * Patients' had the ability to maintain sitting position without using any aids. * Patients' had the ability to stand from sitting five times independently. * Cooperative patients with ability to understand instructions and follow simple verbal commands. * The duration of illness was from six months to 2 years. * The degree of the paretic lower limb spasticity ranged between (1:1+) according to the Modified Ashworth Scale. * The degree of the paretic lower limb weakness was not less than grade 3 according to group muscle testing. Exclusion Criteria: * History of previous strokes and other neurological disorders. * Visual, auditory and vestibular deficits. * Cognitive impairments and language deficits. * Leg length discrepancy is more than 0.5 cm. * Previous history of orthopedic conditions in back or lower limbs (e.g. low back pain, fractures, deformities and surgeries).