2 870 785 libros electrónicos en 110 idiomas
¿No le conviene? No hay problema. Puede devolverlo en un plazo de 30 días
No se equivocará con un vale de regalo. El destinatario puede elegir cualquier producto de nuestra oferta.
Política de devolución de 30 días
This book intends to ascertain WCA's predictive validity for low back pain in workers in the sustained labor category. Task analysis was performed for all the activities and classified under risk zones and graded accordingly for the occupations carpentry, painting, plumbing, electrical work, housekeeping, and janitors. The results have shown to have a significant degree of association with low back pain falling under (0.6- 0.8 moderate association). Work capacity assessment has a moderate association with low back pain. The tool of work capacity assessment needs to be modified to have clear instructions wherever it is ambiguous.