Edit in JSFiddle

	$('td').click(function () {
	    if ($(this).children(':radio').length) {
	        $(this).children(':radio').attr('checked', true);
        } else if ($(this).children('label').length) {
  	        var target = $(this).children('label').attr('for');
	        $('#' + target).attr('checked', true);          
	    } else {
	        return false;
	    }
	});

	$('label').click(function () {
	    var target = $(this).attr('for');
	    $('#' + target).attr('checked', true);
	});

<table>
    <tr>
        <th>ラベル</th>
        <th>ラジオボタン</th>
    </tr>
    <tr>
        <td>
            <label for="item1">label1</label>
        </td>
        <td>
            <input type="radio" name="selectTime[]" id="item1">
        </td>
    </tr>
    <tr>
        <td>
            <label for="item2">label2</label>
        </td>
        <td>
            <input type="radio" name="selectTime[]" id="item2">
        </td>
    </tr>
    <tr>
        <td>
            <label for="item3">label3</label>
        </td>
        <td>
            <input type="radio" name="selectTime[]" id="item3">
        </td>
    </tr>
</table>

body {
    padding:20px;
}
table {
	width: 250px;
	border: 1px solid #cccccc;
	font-size: 18px;
    margin:auto;
}

th {
	padding: 3px;
	border: 1px solid #cccccc;
	border-bottom-width: 2px;
	text-align: center;
}

td {
	padding: 3px;
	border: 1px solid #cccccc;
	text-align: center;
    width:150px;
}