my %radio_field_values = (
    'dashboard1' => 1,
    'dashboard2' => 2,
    'dashboard3' => 3,
    'dashboard4' => 4,
    'dashboard5' => 5,
);

print radio_group(
    -name   => 'dashboard',
    -labels => \%radio_field_values,
    -values => [ keys %radio_field_values ],
);