Click on image to view larger version.

Figure 3 Comparison of Short Form-36 mental health scale scores between patients randomized to percutaneous coronary intervention and coronary artery bypass graft surgery. ERF = emotional role functioning; MCS = Mental Component Summary; MH = mental health; SF = social functioning; VT = vitality. Solid bars = coronary artery bypass graft surgery; hatched bars = percutaneous coronary intervention.