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Table 3 Invasive FFR and FFRCT of 72 vessels in 52 patients

From: Detecting lesion-specific ischemia in patients with coronary artery disease with computed tomography fractional flow reserve measured at different sites

Characteristics

All vessels

Lesion-specific ischemia

p value

Present

Absent

Invasive FFR

0.86 (0.77–0.93)

0.75 (0.67–0.78)

0.91 (0.86–0.95)

 < 0.05

FFRCT-1 cm

0.87 (0.80–0.92)

0.80 (0.77–0.84)

0.90 (0.86–0.94)

 < 0.05

FFRCT-2 cm

0.85 (0.79–0.91)

0.78 (0.82–0.80)

0.88 (0.84–0.93)

 < 0.05

FFRCT-3 cm

0.85 (0.78–0.90)

0.77 (0.70–0.79)

0.88 (0.83–0.92)

 < 0.05

FFRCT-lowest

0.80 (0.75–0.89)

0.73 (0.67–0.79)

0.86 (0.80–0.91)

 < 0.05

  1. Data are medians, with interquartile ranges in parentheses. FFRCT CT fractional flow reserve, FFR fractional flow reserve