Fig. 1
From: Multilevel ordinal model for CD4 count trends in seroconversion among South Africa women
Univariable analysis: Correlogram of CD4 cell count, baseline QOL scores and hematological parameters. Blue indicates a positive correlation whereas red indicates a negative correlation. The symbols inside each square of the grid is statistical significance: (*) P < 0.05; (**) P < 0.01; (***) P < 0.00