The difference of serum prostate specific antigen (ng/mL) according to age
| Age (y) | All | Control | Catholic priest | P-value | |||||
|---|---|---|---|---|---|---|---|---|---|
| N (%) | Geometric mean (95% CI) |
N (%) | Geometric mean (95% CI) |
N (%) | Geometric mean (95% CI) |
||||
| 31–40 | 1,788 (16.78) | 0.81 (0.79–0.83) | 1,436 (15.14) | 0.82 (0.8–0.84) | 352 (30.06) | 0.76 (0.72–0.82) | 0.0388 | ||
| 41–50 | 2,372 (22.26) | 0.85 (0.83–0.87) | 2,053 (21.64) | 0.85 (0.83–0.88) | 319 (27.24) | 0.84 (0.79–0.89) | 0.5708 | ||
| 51–60 | 3,372 (31.64) | 0.93 (0.91–0.95) | 3,073 (32.39) | 0.93 (0.91–0.95) | 299 (25.53) | 0.94 (0.86–1.03) | 0.7802 | ||
| 61–70 | 2,227 (20.9) | 1.07 (1.02–1.11) | 2,092 (22.05) | 1.07 (1.03–1.12) | 135 (11.53) | 0.96 (0.83–1.1) | 0.1822 | ||
| >70 | 899 (8.43) | 1.18 (1.08–1.29) | 833 (8.78) | 1.18 (1.07–1.29) | 66 (5.64) | 1.26 (0.89–1.78) | 0.6681 | ||
| Total | 10,658 (100.0) | 9,487 (100.0) | 1,171 (100.0) | ||||||
CI, confidence interval.
P-value is obtained by independent t test.