RPSA and myocardial infarction: Also, the LV-MI displayed significantly decreased expression of RPSA compared to LV-CABG (P = 0.0241) and LV-HL (P = 0.0003) groups and the variation between LV-CABG and LV-HL groups was statistically not significant (P = 0.0794) (2a-I and 2a-II).