Low back pain is the most common ailment associated with postural imbalance. When the spinal canal narrows due to degenerative changes in the spine, the lumbosacral nerve root is compressed or ischemia occurs.

Objective Influence of low back pain on functional activity in lumber spinal stenosis patient.

Methodology A total of 370 participants with low back pain were enrolled in the study.6 months or older cases of lumber spinal stenosis were included from different rehabilitation centers, hospitals of Lahore and through home visits. Age group of 40 to 70 years was included. Non-probability convenient sampling was used to perform a cross- sectional survey. The visual analogue scale and the Oswestry disability index were used to assess pain and disability. Data analysis was done by SPSS Statistics 23.

Results 370 individuals included males and females were selected for this study. Visual analog scale and oswestry disability index was used for pain and disability. Mean age of Visual analog scale was 5.77 and mean age of Oswestry disability index was 2.05. Pearson correlation test was used. The results of Visual analog scale and Oswestry disability index was highly significant because P>0.05 hence, low back pain is correlated with lumbar spinal stenosis patient.

Conclusion Low back pain influenced the functional activity but also the lower extremity pain may affect the functional activity in Lumbar spinal stenosis patients.

Indexed terms- low back pain, lumbar spinal stenosis, visual analog scale, oswestry disability index, neurogenic pain