a nonsignificant trendp = 0.06
0.45±0.03 or control, Mann Whitney U, p<0.0001), and a nonsignificant trend towards higher PPAR γ gene expression (0.58±0.10 for PAH vs. 0.47±0.11 for control, p = 0.06), and lower PPAR γ methylation (36.4±6.3% for PAH vs. 37.8±14.9% for control, p = 0.07, Mann Whitney U for all comparisons).