Vas pain scale pdf


3 159 227 159L227 159 227 159 227 159ZM230 160. Consideration of the VAS in terms of its physical structure and the patient’s vas pain scale pdf when confronted with the scale, casts doubt on its validity. It is nonlinear and prone to bias which limits its use as a serial measure of pain severity.

The visual analogue scale in the assessment of grip strength. The reliability of a linear analogue for evaluating pain. Vertical or horizontal visual analogue scales. Aspects of the reliability and validity of the visual analogue scale.

The new psychophysics: six models for magnitude estimation. Accuracy of subjective measurements made with or without previous scores: an important source of error in serial measurement of subjective states. Methodological problems in the measurement of pain: a comparison between the verbal rating scale and the visual analogue scale. Ratio scales and category scales for a dozen perceptual continua. Stimulus spacing and the judgement of loudness. Advances in pain research and therapy. Comparative effects of piroxicam and naproxen after missed dosage.

Methods for measuring clinical pain in humans. Problems associated with pain measurement: comparison of the visual analogue and verbal rating scales. Some relationships between subjective measures of pain. Validity and sensitivity of ratio scales of sensory and affective verbal pain descriptors: manipulation of affect by diazepam.