To compare the composition of prescriptions for deficiency of spleen qi and the prescriptions for spleen and stomach qi. The autors filtered 54 and 284 prescriptions respectively from ‘Dictionary of Prescriptions in Traditional Chinese medicine’

and analyzed with Excel pivot table

association rules of SQL Server 2005-DMAddin

and factor analysis of SPSS 17.0. The result was that the same composition of their prescriptions were formed mainly by qi tonics and stomachics

plus carminatives

drugs for dispelling internal cold

and drugs for eliminating dampness. The basis formula is Citri Reticulatae pericarpium and Atractylodis Macrocephalae Rhizoma. The difference were the prescriptions for deficiency of spleen qi were used to tonify spleen adding Ginseng Radix et Rhigoma

and the preccriptions for deficieney of spleen and stomach qi were used to tonify spleen adding Codonopsis Radix

at the same time

to activate qi flowing

eliminate dampness

and promote digestion.