Table 2.

Hazard of death for participants using a variety of commonly used DPG cut-offs.

	Hazard Ratio per interquartile range (95% CI)	p-value
DPG: Cut-off 1mmHg
(251 participants with high DPG, 218 with low DPG)
Unadjusted	1.21 (0.92–1.61)	0.18
Adjusted	1.20 (0.90–1.60)	0.21
DPG: Cut-off 3mmHg
(174 participants with high DPG, 295 with low DPG)
Unadjusted	1.30 (0.98–1.73)	0.07
Adjusted	1.28 (0.96–1.71)	0.09
DPG: Cut-off 5mmHg
(117 participants with high DPG, 352 with low DPG)
Unadjusted	1.15 (0.84–1.58)	0.40
Adjusted	1.19 (0.87–1.64)	0.28
DPG: Cut-off 7mmHg
(62 participants with high DPG, 407 with low DPG)
Unadjusted	0.91 (0.60–1.38)	0.66
Adjusted	0.93 (0.61–1.42)	0.74
DPG: Cut-off 9mmHg
(37 participants with high DPG, 432 with low DPG)
Unadjusted	0.74 (0.43–1.28)	0.28
Adjusted	0.75 (0.42–1.31)	0.31

Adjusted model accounts for age, gender, race and body mass index

DPG = Diastolic Pulmonary Gradient. CI: Confidence Intervals.