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Average CD4 increases by starting CD4 count

This graph shows average levels – some people respond better or worse than average.

The higher your CD4 count when you start treatment, the more likely that it will reach – or stay above – 500).

But for people who started with very low CD4 counts, getting above 350 or even 200 will still reduce the chance of most HIV complications.

This graph shows average levels of CD4 increases – some people respond better or worse than average.

Nearly everyone starting above 350 will get above 500. Starting with a CD4 count above 500, means you might never have an HIV-related illness.

Graph showing average CD4 count gain over time

Last updated: 1 October 2019.