to complementing the evaluations by health center staff,
as they might have difficulty in realizing some VHV activities,
e.g., informal health education activities through
chatting with villagers.
The third limitation is the generalizability of the sample.
This study was conducted in the Sepon District only.
We need to expand the research to other districts in
order to include more subjects. Also, it might be difficult
to apply the same results to the whole country because
people living in the Sepon District are mainly ethnic
minorities.
The final limitation is related to the statistical methods.
We could not use multiple linear regression which
would have been more appropriate to the analyses because
our data did not meet the assumptions to enable
us to use the analyses. Therefore, we used medians as
the cut-off points in order to define poor or good performance.
In doing so, results might have changed if
other cut-off values were applied. However, given our
sample size and data, we believe that it was reasonable