CodeIgniter App getting data from the wrong mySQL table?

[eluser]Dave Blencowe[/eluser]
mdl_blog.php comments function

Code:

function get_comments($id)
    {
        $this->db->order_by('id', 'desc');
        $this->db->where('post_id', $id);
        $comments = $this->db->get('content_test');
        
        return $comments->row_array();
    }

blog.php Comments function

Code:

function comments()
    {
        $this->load->view('template/default/header');
        
        $id = $this->uri->segment(3);    
        $get_blog = $this->mdl_blog->get_blog($id, '1');        

        $get_comments = $this->mdl_blog->get_comments($id);

        $this->load->view('blog/comments/main_view', $get_blog);
        $this->load->view('blog/comments/comments_view', $get_comments);
        $this->load->view('blog/comments/comments_add');
        $this->load->view('template/default/footer');
    }

Comments_view.php

Code:

<br />
<table border="0" cellspacing="3" cellpadding="0" width="600px">
  <tr bgcolor="#AECFF0">
    <td colspan="2">&lt;?php echo $subject; ?&gt;</td>
  </tr>
  <tr bgcolor="#AECFF0">
    <td rowspan="2">&nbsp;</td>
    <td style="padding-left: 10px;">&lt;?php echo(nl2br($comment)); ?&gt;</td>
  </tr>
  <tr bgcolor="#AECFF0">
    <td style="padding-left: 10px;">&lt;?php echo("".$name." - ".$timestamp."");?&gt;</td>
  </tr>

</table>
</center>