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Table 2 The characteristics of the cohort (IQR = interquartile range)

From: Improving the evidence base of Markov models used to estimate the costs of scaling up antiretroviral programmes in resource-limited settings

Total number of patients

 

5 197

Patient months

Overall

On ART

136 672

116 306 (85%)

Duration on ART (months)

Median

IQR

19

(10 to 32)

Age at starting ART (years)

Median

IQR

37.3 years

(32.4 to 42.9)

Sex

Female

Male

6 379(59.%)

4 356 (41%)

Patient status at end of study period

Active

Left the scheme

Dead

2 922 (56%)

1 834 (34%)

421 (8%)

Baseline CD4+ cell count

Median

IQR

87 cells/μL

(37 to 145)

Baseline viral load (log10)

Median

IQR

5.22

(4.73 to 5.63)

NNRTI used in first line

Nevirapine

Efavirenz

2 655 (26%)

6 711 (74%)

NRTI combination in first line

Zidovudine + lamivudine

Stavudine + lamivudineother

other

3 339 (65%)

1 225 (24%)

633 (11%)

Duration of CD4+ cell count monitoring before starting ART (months)

Median

IQR

1.2

(0.6 to 2.6)

Overall Adherence as measured by monthly pharmacy refill data

Median

IQR

74.4%

(38.4 to 92.3)

  1. IQR=Interquartile Range