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 3

Distribution of blood lead level among occupational groups.

Occupation	Geometric mean	GSD∗	95% CI
Blood donors	5.0	1.8	4.4–5.7
Small scale miners	6.8	1.5	6.3–7.3
Fuel attendants/drivers	5.2	1.6	4.7–5.8
Auto-mechanics	7.9	1.8	7.2–8.6
Painters/sprayers	7.3	1.3	6.9–7.7

∗GSD is geometric standard deviation.