| http://www.w3.org/ns/prov#value | - The results from Cox and Fine and Gray models were similar: in Zambia the risk of loss to follow-up and death increased with decreasing CD4 counts at the start of ART, whereas in Switzerland there was a trend in the opposite direction, with patients with higher CD4 cell counts more likely to be lost to follow-up.CONCLUSIONS:In ART programmes in low-income settings the competing risk of death can s
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