Group are divided by Infected time: 0-2W, 2W-12M, >1Y

Group are divided by different constitutions:It includes 9 basic types of constitution, yang deficiency , yin deficiency , qi deficiency , phlegm dampness , damp-heat, blood stasis, special diathesis , qi depression , gentleness constitution .

WHOQOL-BREF-Taiwan version is used to measure the quality of life in HIV infected.

Wang Qi nine kinds of TCM constitution Questionnaire is used to measure the constitution of HIV infected.

investigate different quality of life score of HIV infected time in the physical,psychological, social, and environmental domains.

Outcome Measure:4 quality of life scores for each constitution ， In the WHOQOL-BREF Taiwan item scores range from 1 (worst condition) to 5 (best condition), except for 3 items (Ph1, Ph2, and Ps6), which have reverse scores. Two scales (0-100 and 4-20, with a higher score indicating better QOL) can be transformed into domain scores for each domain and we used the 4-20 scale in this study,Add the item scores for each domain ,the higher scores indicating better quality of life

Investigate TCM constitution composed of HIV-infected in yang deficiency , yin deficiency , qi deficiency , phlegm dampness , damp-heat , blood stasis , special diathesis , qi stagnation , and gentleness constitution .

Outcome Measure:Nine kinds TCM constitution-the constitution type must be judged according to the standards. Original score = sum of the scores of items for each constitution, and then the original score is converted into a conversion score [conversion score = [(original score-number of answer items) / answer items × 4] × 100.

Judgment of constitutions: gentleness is a normal constitution, and others are pathological constitutions. Gentleness constitution conversion score ≥ 60 points, and other pathological constitution conversion score <30 points, it is Gentleness constitution; pathological constitution conversion score ≥ 40 is considered pathological constitution, The higher the conversion score is the more obvious the constitution trend](streamdown:incomplete-link)