Fig. 2.

Mean change in CD4 count from baseline^a

CD4, CD4+ T-cell count.

^a No. of patients in each sub-group: < 150/μl (n = 75), 151–200/μl (n = 114), 201–250/μl (n = 124), 251–300/μl (n = 120), 301–350/μl (n = 91), > 350/μl (n = 98).

^b P-values, Kruskal–Wallis test.