To examine the inconsistency and ceiling effect when using the visual analogue scale (VAS) in measuring labor pain. data from four repeated measures of the sensation of labor pain in the early active phase from a clinical trial were re-analyzed. That study examined the effect of music on the labor pain experienced by 55 primiparas. while 55 control cases underwent labor under normal c... https://safeersappliancers.shop/product-category/new-neff-t58ub10x0-80cm-induction-flex-zone-ceramic-hob/