Table 10. Noninvasive studies in patients with unstable angina reporting at least 10 cardiac events (cardiac death or myocardial infarction) during followup

    Study         Inclusion criteria    Low risk   High risk
___________________________________________________________
A   Moss,         30% Unstable angina     893           23
    Goldstein,    26% Non-Q-wave MI
    Hall et al,
    1993

B   Swahn,        All unstable angina     247          145
    Areskog,
    Berglund et
    al, 1987

C   Severi,       All unstable angina     199          175
    Orsini,
    Marraccini
    et al, 1988

D   Madsen,       All unstable angina     118           98
    Thomsen,
    Mellemgaard
    et al, 1988

E   Nyman,        All unstable angina     366          374
    Larsson,
    Aresko et
    al, 1992

F   Krone,        All non-Q-wave MI        85            7
    Dwyer,
    Greenberg
    et al, 1989

A   Moss,         30% Unstable angina     876           20
    Goldstein,    26% Non-Q-wave MI
    Hall et al,
    1993

D   Madsen,       All unstable angina     129           29
    Thomsen,
    Mellemgaard
    et al, 1988

G   Gibson,       36% Non-Q-wave MI;      133          108
    Beller,       64% MI
    Gheorghiade
    et al, 1986

H   Younis,       58% Unstable             14           54
    Byers, Shaw   angina;
    et al, 1989   42% MI