Ejemplo:
![](http://i34.tinypic.com/qrkmzc.jpg)
Una Salida:
Valor 1: 1.2
Valor 2: 2.1
Código PHP:
<?php
echo "
<table method='post' action='radio.php'>
<tr>
<td>Valor 1:</td>
<td><input type='radio' name='Item1' value='1.1'>1.1</td>
<td><input type='radio' name='Item1' value='1.2'>1.2</td>
</tr>
<tr>
<td>Valor 2:</td>
<td><input type='radio' name='Item2' value='2.1'>2.1</td>
<td><input type='radio' name='Item2' value='2.2'>2.2</td>
</tr>
<input type='submit' value='enviar'>
</table>
";
?>