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Table 1 Clinical, virological and immunological characteristics for individuals included in the study

From: Frequency and phenotype of B cell subpopulations in young and aged HIV-1 infected patients receiving ART

Population with age group

nr

Age range (mean)

CD4 cells/μl (range)

CD8 cells/μl (range)

CD4:CD8 ratio

Virus load copies/ml (range)

Length of ART months (range)

Control < =30

27

21-30 (25.85)

ND

ND

1.00 (0.41-1.84)

NA

NA

Non-treated < =30

14

23-30 (25.36)

628 (394-1096)

1188 (630-2096)

0.61 (0.23-1.19)

102070 (20-1×106)

NA

Treated < =30

18

21-30 (25.61)

580 (308-1169)

862 (307-1567)

0.68 (0.32-1.33)

156 (0-893)

9.2 (1-48)

Control 31 = <<=50

38

31-50 (39.97)

ND

ND

1.93 (0.23-5.47)

NA

NA

Non-treated 31 = <<=50

10

31-47 (38.30)

559 (278-1357)

985 (421-1762)

0.7 (0.19-2.03)

33132 (233-1.3×105)

NA

Treated 31 = <<=50

24

31-50 (41.88)

589 (222-2010)

884 (322-2175)

0.79 (0.15-1.96)

6 (0-36)

74.1 (2-160)

Control > =51

36

51-87 (58.83)

ND

ND

2.12 (0.88-5.17)

NA

NA

Non-treated > =51

11

51-85 (64.36)

604 (336-1235)

1334 (613-3185)

0.51 (0.16-0.92)

39886 (0-1.2×105)

NA

Treated > =51

28

51-76 (57.46)

599 (247-1412)

895 (473-1452)

0.74 (0.20-2.99)

25.2 (0-343)

64.1 (2-163)

  1. ND = Not Done.
  2. NA = Not applicable.