Benutzerdefiniertes Feld außerhalb des Loops

function updated_article() {
    global $wpdb;
    $upd_query = "SELECT post_date, post_status, post_type, post_ID, post_modified, DATE_FORMAT(post_modified, '%d.%m.%Y, um %H:%i:%s') AS post_modified_ger, post_title AS posttitle, post_name AS postname, guid AS postid FROM $wpdb->posts, $wpdb->postmeta wppostmeta
        WHERE post_status = 'publish'
        AND post_type= 'post'
        AND post_modified >= post_date + INTERVAL 5 DAY
        AND post_modified >= CURDATE() - INTERVAL 2 MONTH
                ORDER BY post_modified DESC
        LIMIT 3";
        global $wp_query;
    $upd_result = $wpdb->get_results($upd_query);
    $postid = $wp_query->post->ID;
    $Aenderungsdatum = get_post_meta($post->ID, 'Änderungsdatum', true);
    if ( empty($upd_result) || get_post_meta($post->ID, 'Änderungsdatum', false) == 'ja') {
    echo '<small>... keine aktualisierten Artikel</small>';
    }
    foreach ($upd_result as $updat) :
        $post_modified_ger = $updat->post_modified_ger;
        $posttitle = $updat->posttitle;
        $postname = $updat->postname;
         $postid = $updat->postid;
    echo '<ol>';
    echo '<li style="list-style-type:none"><div class="akt-titel"><a href="'.$updat->postname.'" title="'.$updat->posttitle.'">'.$updat->posttitle.'</a></div><h6 class="aktualisiert1">Aktualisiert am: '.$updat->post_modified_ger.'</h6></li>';
    echo '</ol>';
    endforeach;}

function updated_article() {
    global $wpdb;
    $Aenderungsdatum = get_post_meta($post->ID, 'Ãnderungsdatum', true);   $upd_query = "SELECT post_date, post_status, post_type, post_modified, DATE_FORMAT(post_modified, '%d.%m.%Y, um %H:%i:%s') AS post_modified_ger, post_title AS posttitle, post_name AS postname, guid AS postid FROM $wpdb->posts
        WHERE post_status = 'publish'
        AND post_type= 'post'
        AND post_modified >= post_date + INTERVAL 5 DAY
        AND post_modified >= CURDATE() - INTERVAL 2 MONTH
        ORDER BY post_modified DESC
        LIMIT 3";
        $upd_result = $wpdb->get_results($upd_query);
    if ( $Aenderungsdatum != "ja") {
    echo '<small>... keine aktualisierten Artikel</small>';
    }    else
    {
    foreach ($upd_result as $updat) :
        $post_modified_ger = $updat->post_modified_ger;
        $posttitle = $updat->posttitle;
        $postname = $updat->postname;
         $postid = $updat->postid;
    echo '<ol>';
    echo '<li style="list-style-type:none"><div class="akt-titel"><a href="'.$updat->postname.'" title="'.$updat->posttitle.'">'.$updat->posttitle.'</a></div><h6 class="aktualisiert1">Aktualisiert am: '.$updat->post_modified_ger.'</h6></li>';
    echo '</ol>';
    endforeach;}}