IRCT20190717044238N14 IRCT 2024-05-18 Riphah International University Lahore Effects of Mcgill versus Lee Stabilization Exercises on Pain, Disability, Range of motion, Quality of life and Endurance in Patient with Chronic Nonspecific Low Back Pain nlbp Effects of Mcgill versus Lee Stabilization Exercises on Pain, Disability, Range of motion, Quality of life and Endurance in Patient with Chronic Nonspecific Low Back Pain 2024-05-20 anticipated 32 Complete https://irct.ir/trial/76688 interventional Randomization: Randomized, Blinding: Single blinded, Placebo: Not used, Assignment: Parallel, Purpose: Education/Guidance, Randomization description: Randomization will be done by using sealed envelops which involves assigning participants to different groups by randomly selecting an envelope that contains their group assignment. This will ensure reduced bias in allocation of interventions. Simple randomization method is used to allocate participants to different groups, Blinding description: In the trial the participant( who are willing to participate) is blinded by not knowing or being unaware which intervention they are receiving , but the researcher (physiotherapist) know. This trial will be single blinded. Researcher will be responsible for care for participants during the trial, data collectors, outcome assessors, and with lessor importance Data Safety . N/A chronic non specific low back pain. Intervention 1: Intervention group: Mc Gill group. Intervention 2: Control group: Lee Stabilization. No - There is not a plan to make this available Justification or reason for not sharing IPD is confidentiality of participants