Créer une balise <a> avec js et php

/** Individu principal */
    $sql = "SELECT indi, prenom, nom, sexe FROM individu where indi = " . $num;
    $result = $db->prepare($sql);
    $result->execute();
    $nbr = $result->rowCount();
    if($nbr != 0){
        $indiPrinc = $result->fetch();
        ?><a href="?num = <?php echo $reponse["indi"]; ?>" id="<?php echo $indiPrinc["sexe"]; ?> ">
        <script>
            document.getElementById("nomIndi").innerHTML="<?php echo $indiPrinc["prenom"] . " " . $indiPrinc["nom"]; ?>";
        </script></a>
        <?php
    }