Blood Lead Levels among Blood Donors and High-Risk Occupational Groups in a Mining Area in Ghana: Implications for Blood Transfusion among Vulnerable Populations

Table 4

Prevalence of elevated blood lead level among the occupational groups.

Occupation	N	Normal BLL N (%)	Elevated BLL N (%)	value
Blood donors	40	14 (35.0)	26 (65.0)
Small scale miners	40	2 (5.0)	38 (95.0)
Fuel attendants/drivers	40	14 (35.0)	26 (65.0)
Auto-mechanics	40	1 (2.5)	39 (97.5)
Painters/sprayers	40	0 (0.0)	40 (100)
Total	200	31 (15.5)	169 (84.5)	<0.001