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. 2007 Jan 31;2(1):e181. doi: 10.1371/journal.pone.0000181

Figure 1.

Figure 1

Kaplan-Meier survival curves for 1) study subjects with lower serum total homocysteine (tHcy<11.28 µmol/L) and no COMT Met158Met genotype, 2) study subjects with higher serum tHcy (≥11.28 µmol/L) and no COMT Met158Met genotype, 3) study subjects with lower serum tHcy and COMT Met158Met genotype, and 4) study subjects with higher serum tHcy and COMT Met158Met genotype.