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n1=n2=n3 n2>n1>n3 n1>n2>n3 n1>n3>n2
FN1>FN2>FN3 FN2>FN3>FN1 FN3>FN1>FN2 FN3N1N2
|N1|=|N2|;|N3|=|N4| |N1|>|N2|;|N3|>|N4| |N2|<|N3|;|N3|<|N4| |N1|>|N2|;|N3|<|N4|
n1>n2>n3 n3>n2>n1 n2>n1>n3
N1<N2<N3=N4 N2=N1>N3=N4 N1>N2>N3=N4 N2>N1>N3=N4
FN1=FN3=2F FN1=FN3=2F FN2=FN3=3F FN2=FN3=-3F
治愈率=n1/n×100% 死亡率=n3/N×100% 病死率=n3/n×100% 有效率=n1/n×100% 1年生存率=n2/N×100%
FN1=FN2=FN3,ε1=ε2=ε3 FN1<FN2<FN3,ε1<ε2<ε3 FN1=FN2=FN3,ε1<ε2<ε3 FN1<FN2<FN3,ε1=ε2=ε3
F1>F2>F3,FN1=FN2=FN3 F123,FN1N2N3 F1=F2=F3,FN1>FN2>FN3 F1=F2=F3,FN1=FN2=FN3