Patient Group

Estimated PSA Half-Life (months)

All 272 patients

Mean (95% CI)

4.3 (4.0 - 4.7)

Median (95% CI)

3.0 (2.9 - 3.2)

Standard deviation

4.2

Interquartile range

2.1 - 4.8

Range

0.5 - 28.5

Excluding patients with any interval between PSA measurements longer than 365 days (N = 261)

Mean (95% CI)

4.0 (3.6 - 4.3)

Median (95% CI)

2.9 (2.8 - 3.1)

Standard deviation

3.6

Interquartile range

2.1 - 4.5

Range

0.5 - 28.5