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. 2020 Jan 25;157(6):1606–1616. doi: 10.1016/j.chest.2019.12.037

Figure 4.

Figure 4

Kaplan-Meier curves for A, five risk categories classified according to REVEAL Registry risk score (χ2, 114.3; P < .001); B, five risk categories as reclassified after ST2 data incorporated into REVEAL Registry risk score (+1 has been added for 4th quintile of ST2 and +2 has been added for 5th quintile of ST2) (χ2, 189.5; P < .001); C, five risk categories classified according to REVEAL Registry 2.0 risk score (χ2, 150.8; P < .001); D, five risk categories as reclassified after ST2 data incorporated into REVEAL Registry 2.0 risk score, as previously described (χ2, 254.2; P < .001). For all plots, the green line depicts risk category 1; orange line, risk category 2; blue line, risk category 3; maroon line, risk category 4; gray line, risk category 5. See Figure 1 legend for expansion of abbreviations.