Table S2.
Distribution of anemia and its parameters among different stages of chronic kidney disease in Indian/Asian South Africans
| Stage I | Stage II | Stage IIIa | Stage IIIb | Stage IV | Stage V | Total (n=258) | P-value | |
|---|---|---|---|---|---|---|---|---|
| Anemia status, n (%) | ||||||||
| Anemic | 4 (80.4) | 2 (100.0) | 1 (50.0) | 5 (100) | 4 (100.0) | 2 (50.0) | 18 (81.8%) | 0.26 |
| Non-anemic | 1 (20.0) | 0 (0.0) | 1 (50.0) | 0 (0.0) | 0 (0.0) | 2 (50.0) | 4 (18.2%) | |
| Hb (g/dL), mean ± SD | 12.8±1.7 | 14.7±1.4 | 12.7±1.2 | 13.3±0.9 | 14.4±1.4 | 11.5±3.7 | 13.1±2.1 | 0.40a |
| MCV (fL), mean ± SD | 90.7±1.6 | 90.9±3.5 | 91.2±5.7 | 91.8±8.6 | 90.5±11.8 | 87.5±4.1 | 90.0±8.7 | 0.98a |
| MCH (pg), mean ± SD | 30.5±0.6 | 22.1±6.6 | 28.7±2.1 | 27.1±2.2 | 27.7±1.9 | 29.3±2.7 | 28.0±3.2 | 0.024a |
| MCHC, mean ± SD | 33.5±0.6 | 32.2±2.7 | 32.6±1.1 | 31.5±0.7 | 32.7±1.6 | 32.4±0.5 | 32.4±1.2 | 0.28a |
| CRP (mg/L), mean ± SD | 15.8±12.9 | 14.5±6.4 | 15.5±7.8 | 15.6±5.9 | 11.3±2.5 | 10.5±1.0 | 13.8±7.1 | 0.179a |
| CRP groups, n (%) | ||||||||
| Inflammation (CRP ≥10) | 1 (20.0) | 1 (50.0) | 1 (50.0) | 4 (80.0) | 1 (25.0) | 1 (25.0) | 9 (40.9) | 0.411b |
| No inflammation (CRP<10) | 4 (80.0) | 1 (50.0) | 1 (50.0) | 1 (50.0) | 3 (75.0) | 3 (75.0) | 13 (59.1) |
Note:
a
ANOVA;
b
Fisher’s exact test;
c
Pearson’s chi-squared test.
Abbreviations: CRP, C-reactive protein; MCH, mean corpuscular hemoglobin; MCHC, mean corpuscular hemoglobin concentration; MCV, mean corpuscular volume.