Aging is the physiological process, which starts in the conception producing characteristic changes to all the species during their life cycle. In the last decades of life, those changes produce a limit on adaptations of organisms in relation to their environment. Those problems can be processed by three diagnoses -Impaired physical mobility, sedentary lifestyle and impaired memory. The methodology proposes 18 outcomes included in the last version of NOC. Those outcomes are used to assess the intervention of tai chi during the four months developed with a group of 19 women older than 55 years which they presented theses diagnoses. The correlations were studied with Pearson and Spearman. The difference of variables between first sample and the last sample, which were more significant in relation to sedentary lifestyle. This is a pilot experience but it is the first step to the challenge of making standard instruments and scales for the outcomes of the nursing methodology.