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Journal of Chemistry
/
2022
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Article
/
Tab 3
/
Research Article
An Investigation for Heavy Metals’ Contamination in Farmers’ Fingernails: Case Study in Libya
Table 3
Demographic characteristics of the control group and the participating farmers.
Demographic characteristics
Farmers
Control group
Number of participants (
N
)
127
25
Gender
Male
Male
Age (years)
55.98 ± 12.60
51.68 ± 6.59
Duration of working as a farmer (Years)
26.89 ± 13.57
Nil
(
):
Mean ± SD.