CD4 and obesity due to melanocortin 4 receptor deficiency: Obesity (p=0.047; OR=8.72; CI (95%)=1.07-39.21) and CD4 count < 200/mm<sup>3</sup> (p=0.000; OR=58.50; IC (95%)=10.31-55.12) were associated with poor prognosis of ARF.