Table 4

Dose-response regression slopes obtained from weighted least squares within study, and combined odds ratios (OR) with 95% confidence intervals (95% CI) obtained from the meta-analysis of the five slopes and their standard errors. Both sexes

StudySlopeStandard ErrorOR(95% CI)
Cantor 19980.00396140.0021449
Koivusalo 19980.00984490.003775
King 19960.00723810.0025664
McGeehin 19930.01592660.0057087
Cantor 19870.00495950.0024032
Combined
unit increase0.0060.0001281.0061.004 to 1.009
    20 years1.131.08 to 1.20
    40 years1.271.17 to 1.43
    60 years1.431.27 to 1.72