There is a need for instrument
standardization to elicit a desired result in the subjects.
The study assessed the psychometric properties of 2018
Mental health module questions in Ogun State
Mandatory Continuous Professional Development
Programme for Nurses. A cross-sectional study was
used on the pre and post module results from the
participants. Data analysis was done with SPSS window
17. The result showed an internal consistency of 0.249
and reliability coefficient of -0.1. The study concluded
that there was inconsistency in the structure of the test
items. The recommendation was made that experts in
psychometric properties could be involved in the
structure of the test items before its administration to
Keywords : Psychometric properties, Mental health, test items, Mandatory Continuous Professional Development Programme (MCPDP).