Table 3.

Observations based on hematological profile—full Cohort, all regions.

Observations	Female	Male	Total	p value
For confirmed lab values (n = 956)
Group A (ferritin ≥30)	161 (27.5%)	424 (72.5%)	585 (61.2%)	<0.001
Ferritin ≥30, Hb above normal limits∗	138	416
Ferritin ≥30, Hb low∗∗	23	8
Group B (low ferritin, normal Hb)	239 (88.8%)	30 (11.2%)	269 (28.1%)
Ferritin ≥15 and <30, Hb above normal limits	136	25
Ferritin ≥12 and <15, Hb above normal limits	30	3
Ferritin <12, Hb above normal limits	73	2
Group C (low ferritin and low Hb)	96 (94.1%)	6 (5.9%)	102 (10.7%)
Ferritin ≥15 and <30, Hb low	20	2
Ferritin ≥12 and <15, Hb low	7	0
Ferritin <12, Hb low	69	4
Thalassemia
Hb-A2 ≤ 3.5%	450 (98.5%)	398 (99%)	848 (98.7%)
Hb-A2 > 3.5%	7 (1.5%)	4 (1%)	11 (1.3%)
Sickle cell anemia
Hb-S ≤ 23%	2 (8%)	1 (5.6%)	3 (7%)
Hb-S > 23%	23 (92%)	17 (94.4%)	40 (93%)

Two students were positive for both thalassemia and sickle cell anemia. ,^∗Male ≥13, female ≥12;^∗∗male < 13, female <12.