Using complete cases, EARLY infection was less likely to coincide with HIGH-VL ≥ 100,000 copies/ml (OR = 0.50, 95% CI 0.26–0.95, p = 0.04) and LOW-CD4 < 200/μl (OR = 0.07, 95% CI 0.01–0.52, p = 0.01). This evidence concerns the gene CD4 and infection.