Existing study of treatment about the HIV infected persons is only based on the quantity of CD4+ counts at the time of the treatment. In this situation, the suggestion of medicine for the opportunistic disease is not effective at most of the times. Therefore, we have to decide the prediction of the treatment. In this point of view, the immune power prediction may be according to the generation of CD4+ count over the period. This study will be useful in the field of bio-statistics.