Table 3
Area under the ROC curves (A
z
) and the associated 95% confidence intervals
Study
A
z
A
z
95% CI
Daubs and Crick
5
0.54
0.50–0.58
Tielsch
et al
6
0.73
0.69–0.77
Harper and Reeves
7
0.87
0.81–0.93