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Table 4 Odds ratio for advanced prostate cancer diagnosis, calculated according to delay from baseline venipuncture to diagnosis. Odds ratios are for each 1 ng/ml increase in PSA.

From: Prostate-specific antigen at or before age 50 as a predictor of advanced prostate cancer diagnosed up to 25 years later: A case-control study

Delay to diagnosis Cases Odds ratio 95% CI p-value
≤15 years 59 4.30 2.40, 7.72 <0.0005
16–19 years 63 3.05 1.85, 5.04 <0.0005
≥20 years 39 11.0 3.09, 38.9 <0.0005
All 161 4.29 2.98, 6.18 <0.0005