ohctech_p8/select_injury_mechs.php

<?php
include ('includes/config/config.php');

$query = "select injury_mech_name from injury_mechanism ";
if (!$result = @mysqli_query($conn, $query)) {
    die(mysqli_error($conn));
}
$data = array();
if (mysqli_num_rows($result) > 0) {
    while ($row = mysqli_fetch_assoc($result)) {
        $data[] = $row['injury_mech_name'];
    }
} else {
    $data['status'] = 200;
    $data['message'] = "Data not found!";
}
echo json_encode($data);
?>