protected function convertOptionsList($statement, $aliasColumn, $valueColumn, &$count = null)
    {
        $arrReturn = array();
        while ($values = $statement->fetch(\PDO::FETCH_OBJ)) {
            if (is_array($count)) {
                /** @noinspection PhpUndefinedFieldInspection */
                $count[$values->$aliasColumn] = $values->mm_count;
            }

            $arrReturn[$values->$aliasColumn] = $values->$valueColumn;
        }

        return $arrReturn;
    }