Table 3 Haemoglobin classification and malaria indices
Variables | Normal (n = 664) | Other Hb disorders (n = 124) | Sickle cell disorders (n = 19) | Sickle cell trait (n = 131) | Total (n = 938) | p-value |
|---|---|---|---|---|---|---|
Sub-microscopic parasitaemia (%) | ||||||
Negative | 573 (86.3) | 110 (88.7) | 10 (52.6) | 112 (85.4) | 805 (85.8) | |
Positive | 91 (13.7) | 14 (11.3) | 9 (47.4) | 19 (14.5) | 133 (14.2) | 0.0004 |
Parasite by microscopy (%) | ||||||
Negative | 626 (94.3) | 121 (97.6) | 17 (89.5) | 122 (93.1) | 886 (94.5) | |
Positive | 38 (5.7) | 3 (2.4) | 2 (10.5) | 9(6.9) | 52 (5.5) | 0.2965 |
Fever (%) | ||||||
Fever | 76 (11.4) | 10 (8.1) | 3 (15.8) | 6 (4.6) | 95 (10.1) | |
No fever | 588 (88.6) | 114 (91.9) | 16 (84.2) | 125 (95.4) | 843 (89.9) | 0.0736 |
Mean haemoglobin (SD) (g/dL) | 11.2 (1.6) | 11.4 (1.7) | 9.1 (2.4) | 10.9 (1.5) | 11.1 (1.6) | < 0.0004 |