attaching state to radio button code example

Example: react radio button

var SearchResult = React.createClass({
  getInitialState: function () {
    return {
      site: '',
      address: ''
    };
  },
  onSiteChanged: function (e) {
    this.setState({
      site: e.currentTarget.value
      });
  },

  onAddressChanged: function (e) {
    this.setState({
      address: e.currentTarget.value
      });
  },

  render: function(){
       var resultRows = this.props.data.map(function(result){
           return (
               <tbody>
                    <tr>
                        <td><input type="radio" name="site_name" 
                                   value={result.SITE_NAME} 
                                   checked={this.state.site === result.SITE_NAME} 
                                   onChange={this.onSiteChanged} />{result.SITE_NAME}</td>
                        <td><input type="radio" name="address" 
                                   value={result.ADDRESS}  
                                   checked={this.state.address === result.ADDRESS} 
                                   onChange={this.onAddressChanged} />{result.ADDRESS}</td>
                    </tr>
               </tbody>
           );
       }, this);
       return (
           <table className="table">
               <thead>
                   <tr>
                       <th>Name</th>
                       <th>Address</th>
                   </tr>
               </thead>
                {resultRows}
               <tfoot>
                   <tr>
                       <td>chosen site name {this.state.site} </td>
                       <td>chosen address {this.state.address} </td>
                   </tr>
               </tfoot>
           </table>
       );
  }
});