Table 2. Mean values of hematological and immunologic parameters of HIV positive patients stratified by HAART status, South west Ethiopia, 2012.
| Parameter | All HIV patients | P-Value | T - value (95% CI) | |
| On HAART (mean ±SD) | HAART naïve (mean ± SD) | |||
| RBC | 4.14±.07 | 4.95±.057 | .001 | −0.07 (−1.78–1.66) |
| Hgb | 14.10±.21 | 13.48±.20 | .001 | 2.12 (0.43–1.19) |
| Hct | 45.55±.67 | 45.62±.55 | .944 | −8.96 (−0.98–(−0.63)) |
| MCV | 109.84±1.27 | 92.43±.68 | .001 | 12.07 (14.56–20.25) |
| MCH | 34.84±.45 | 27.78±.24 | .001 | 13.83 (6.06–8.07) |
| MCHC | 31.41±.23 | 32.16±2.10 | .723 | −0.36 (−4.92–3.42) |
| RDW | 14.57±.15 | 14.92±.21 | .170 | −1.38 (−0.85–0.15) |
| CD4 count | 430.63±22.75 | 437.21±27.85 | .855 | −0.18 (−77.43–64.26) |
SD* = standard deviation, CI* = confidence interval, RBC = red blood cell count, Hgb = Hemoglobin, Hct = Hematocrit, MCV = mean cell volume, MCH = mean cell hemoglobin, MCHC = mean cell hemoglobin concentration, RDW = red cell distribution width. CD = cluster of differentiation.