(46, 47) reported similar results.
It is known that decreases in hematological parameters
occur due to lead exposure (46). In the
present study, no correlation was found between
BLLs and hematological parameter values of
workers (for each of them P> 0.05). BLLs which
are not high enough to induce changes on hematological
parameters, may explain those results.
A study conducted by Karita et al. (31)
revealed decreases in hematological parameters
of laborers working with lead-containing materials
as a result of increases in their BLLs.
In the present study, no difference was determined
between the study and control groups regarding
hematological parameters (for each of
them P> 0.05). This result may be due to BLLs
that are not high enough to induce a change on
hematological parameters of both study and control
groups. By various studies form Turkey (25),
and from the other countries (19, 48), Hb and
Htc levels have been found to be lower in people
with occupational lead exposure compared to
those of control group.
Limitations of this study:
The study group was not a sample of all lead
workers in Eskisehir city. Therefore this study is
not a prevalence study. High lead exposured
workers were absent in their workplaces because
of lead poisoning therapy in study period. All
these events could be reason to bias. Addition,
control group was occured lower size than study
group because of reluctant receive to this study
of healthy individuals.
The conclusion of this study indicated several precautions
and steps to be taken for better protection
from lead poisoning: considering workplace