Table 4: Comparison of the classification performance of reported CAD systems.

CAD system Nodule size used (mm) Reported sensitivity (%)

Opfer and Wiemker [32]≥474.0
Rubin et al. [33]≥376.0
Sahiner et al. [34]3–36.479.0
Suzuki et al. [35]8–2080.3
Tartar et al. [36]2–2082.1
Messay et al. [15]3–3082.66
Proposed approach2–2089.6