Table 7.

Relative closeness of the alternatives.

Risk Factors	$D_b^{+}$	$D_b^{-}$	${\mathit{RC}}_b=\frac{D_b^{-}}{D_b^{-}+D_b^{+}}$
$\stackrel{}{{\mathrm{\Theta }}_1}$	0.122	0.5225	0.811
$\stackrel{}{{\mathrm{\Theta }}_2}$	0.0715	0.704	0.91
$\stackrel{}{{\mathrm{\Theta }}_3}$	0.482	0.357	0.42
$\stackrel{}{{\mathrm{\Theta }}_4}$	0.556	0.1725	0.24
$\stackrel{}{{\mathrm{\Theta }}_5}$	0.3255	0.3735	0.53
$\stackrel{}{{\mathrm{\Theta }}_6}$	0.1375	0.615	0.82