Table 2 Hemoglobin electrophoresis information of the study participants categorized based on MCV and MCH parameters
| Groups | No. of participants, n (%) Total, N = 1877 | Hb electrophoresis results | |||||
|---|---|---|---|---|---|---|---|
| BTT suspects, n (%) (HbA2 > 3.5%) | ETT Suspects, n (%) (HbE = 25–30%) | HbE disease, n (%) (HbE > 90%HbA = 0%) | Others Hb Variants, n (%) | Total participants with abnormal Hb-electrophoresis, n (%) | Normal Hb electrophoresis results, n (%) | ||
| Group A (MCV ≥ 80 fL and MCH ≥ 27 pg) | 995 (53.0) | 3 (0.3) | 2 (0.2) | 0 | 4 (0.4) | 9 (0.9) | 986 (99.1) |
| Group B (MCV < 80 fL and MCH < 27 pg) | 612 (32.6) | 41 (6.6) | 161 (26.3) | 8 (1.3) | 5 (0.8) | 215 (35.0) | 397 (65.0) |
| Group C (MCV < 80 fL and MCH ≥ 27 pg) | 13 (0.7) | 0 | 0 | 0 | 0 | 0 | 13 (100.0) |
| Group D (MCV ≥ 80 fL and MCH < 27 pg) | 257 (13.7) | 2 (0.8) | 2 (0.8) | 0 | 0 | 4 (1.6) | 253 (98.4) |