Methods in Haematology. Quality Control

Automated quality control for the haematology laboratory.

Two simple methods of using sophisticated statistical techniques to analyse intralaboratory quality control data are described. One method uses a plastic grid to assess the cumulative sum (cusum) graph. An equivalent procedure, which may be carried out by a laboratory computer, gives automated on-line quality control of the Coulter S blood counter. The possible development of simple apparatus t...

Quality control in haematology: report of interlaboratory trials in Britain.

An interlaboratory quality control scheme has been established in Britain by the British Committee for Standards in Haematology. In the first instance this has been confined to haemoglobin, red blood cell count, and packed cell volume. The materials which have been circulated include whole blood, stabilized red cell preparations, lysates, cyanmethaemoglobin solutions, and cyanmethaemoglobin ref...

West Midlands regional quality control scheme for haematology.

A regional quality control scheme is described together with details of the organisation, preparation of material, and an evaluation of the results.

Statistical Methods for Quality Control

Statistical Methods for Quality Control