ART exposure (months)

No. of patients

Mean age (months)

Std. error of mean

% of patients

Median age (months)

N-ART

52

32.50

0.96

20.5%

31.00

1 - 12 months

100

35.38

0.90

39.4%

34.00

13 - 24 months

48

32.99

1.03

18.9%

32.00

25 - 36 months

26

37.27

1.35

10.2%

37.50

>37 months

28

37.55

1.34

11.0%

35.95

Total

254

34.77

0.50

100.0%

33.10