Table 3 Comparison of receiver operator characteristic curves (CI confidence interval, SE a standard error, PSA prostate specific antigen)
From: Assessment of a new point-of-care system for detection of prostate specific antigen
Difference between areas | Standard error | 95 % CI | z statistic | Significance level | |
|---|---|---|---|---|---|
PSA Immulite® vs. PSA concile® | 0.0333 | 0.0162 | 0.00165 to 0.0650 | 2062 | P = 0.0392 |
PSA Centaur® vs. PSA concile® | 0.026 | 0.0201 | -0.0134 to 0.0654 | 1293 | P = 0.1961 |