The CD4, CD8 and CD4/CD8 of HIV infectors and AIDS patients all had no difference (P>0.05) between Han and Dai nationality. (4)The CD4 cell numbers were less than the number of a normal contrast group.

• HIV感染者和AIDS病人CD4、CD8和CD4/CD8汉族与傣族无差异(P>0.；05)。