IRCT20191015045122N1 IRCT 2019-11-06 Shahid Beheshti University of Medical Sciences "The comparison of the effect of flexi-bar and lumbar stability exercises in treatment of low back pain" The comparison of flexi-bar and lumbar stability exercises on postural control of people with nonspecific low back pain 2019-11-22 anticipated 30 Complete https://irct.ir/trial/43072 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: Simple random method: Patients were given a number according to the order of their choice; then, with the help of a draw, the patients were divided into treatment and control groups. The first number was assigned to the treatment group and the next number entered the two groups, respectively. N/A Nonspecific low backpain. Intervention 1: Intervention group: This group receives 20 minutes of routine physiotherapy treatment including TENS, Hot pack, US, each session, followed by 15 minutes of bike warm-up and stretching exercises including cuff, hamstring, iliopsoas and back muscles, followed by 30 minutes Flexi-Bar exercises (Flexi-Bar of an elastic rod about 7.0 mm in diameter and 5.1 meters long with two ends fluctuating. Shaking flexi-load produces vibrational excitation at a low frequency of 5 HZ). They do it progressively. These exercises include shaking the bar on the horizontal, sagittal, and frontal plates. At the end, they do stretching exercises, such as stretching the cuff muscles, hamstring, iliopsoas, and back muscles for cool down. Intervention 2: Control group: This group receives 20 minutes of routine physiotherapy treatment including TENS, Hot pack, US, each session, followed by 15 minutes of bike warm-up and stretching exercises including cuff, hamstring, iliopsoas and back muscles, followed by 30 minutes stability exercises including abdominal drawing-in, bridging, bird-dog exercise, Supine Dead Bugs progressively, 10 to 20 repetitions of each exercise. At the end, they do stretching exercises, such as stretching the cuff muscles, hamstring, iliopsoas, and back muscles for cool down. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is No more information.