Reply-To: | | [log in to unmask][log in to unmask], 25 Feb 1999 08:35:28 +0000431_iso-8859-1 A GP told me that a patient had shown her a leaflet about an osteoporosis test sold by a local pharmacy. This is a urine test sold directly to patients, and costs about £20. I think it is a collagen cross-link metabolite assay.
My question are:
What is the positive predictive value for, say, fracture of the femur? What is the sensitivity and specificity? Is the £20 well spent? [...]46_25Feb199908:35:[log in to unmask] |