showed a trendp < 0.001
Statistical analysis showed a trend that the prevalence of CMV retinitis was significantly difference in the AIDS patients with different levels of the CD 4 + T lymphocyte counts (p < 0.001, Cochran-Armitage trend test).
Statistical analysis showed a trend that the prevalence of CMV retinitis was significantly difference in the AIDS patients with different levels of the CD 4 + T lymphocyte counts (p < 0.001, Cochran-Armitage trend test).