Table 5. Relative risks of mortality by continent

EuropeJapanUS
RRP-valueaRRRRP-valuea
a P-value for comparison with Japan.
b Adjusted for covariates listed in Table 3.
Note: Mortality is significantly higher (P < 0.0001) for the US versus Europe, both crude (RR = 1.71) and adjusted (RR = 1.33).
Crude3.12<0.00011.005.34<0.0001
Adjustedb2.84<0.00011.003.78