Table 1

CAPS Scoring System

Extent of Native CAD and Degree of RevascularizationCAPS
Single-vessel disease ± 1 protected territory1
2-vessel disease + 2 protected territories2
2-vessel disease + 1 protected territory3
2-vessel disease + 0 protected territory4
3-vessel disease + 3 protected territories5
3-vessel disease + 2 protected territories6
3-vessel disease + 1 protected territory7
3-vessel disease + 0 protected territory8

CAD = coronary artery disease; CAPS = coronary artery protection score.