Table 2

CTCA plaque burden per patient and per segment

AllMenWomen
Patients with FHPatients with NACPp Value*Patients with FHPatients with NACPp Value*Patients with FHPatients with NACPp Value*
Patient leveln=101n=126n=62n=80n=39n=46
 Severity of CAD
  No CAD15 (15)41 (33)6 (10)26 (33)9 (23)15 (33)
  Non-obstructive CAD60 (59)53 (42)34 (55)33 (41)26 (67)20 (43)
  Obstructive CAD26 (26)32 (25)0.005*22 (35)21 (26)0.005*4 (10)11 (24)0.08*
 All CAD; obstructive and non-obstructive CAD
  0 Vessels15 (15)41 (33)6 (10)26 (33)9 (23)15 (33)
  1 Vessel15 (15)24 (19)5 (8)13 (16)10 (26)11 (24)
  2 Vessels22 (22)26 (21)17 (27)16 (20)5 (13)10 (22)
  3 Vessels48 (48)34 (27)0.002*34 (55)25 (31)0.001*15 (38)9 (20)0.20*
  0 Segments15 (15)41 (33)6 (10)26 (33)9 (23)15 (33)
  1–2 Segments20 (20)30 (24)10 (16)16 (20)10 (26)14 (30)
  3–5 Segments22 (22)25 (20)14 (23)16 (20)8 (21)9 (20)
  >5 Segments44 (44)30 (24)0.002*32 (52)22 (28)0.003*12 (31)8 (17)0.48*
Segment leveln=1609n=2012n=993n=1281n=616n=731
 Severity of CAD
  No CAD1125 (70)1631 (81)648 (65)1018 (80)477 (77)613 (84)
  Non-obstructive CAD428 (27)311 (15)296 (30)212 (17)132 (21)99 (14)
  Obstructive CAD56 (3)70 (3)<0.001*49 (5)51 (4)<0.001*7 (1)19 (3)<0.001*
 Composition of plaque
  No CAD1125 (70)1631 (81)648 (65)1018 (79)477 (77)613 (84)
  Non-calcified plaque49 (3)70 (3)26 (3)42 (3)23 (4)28 (4)
  Calcified plaque435 (27)311 (15)<0.001*319 (32)221 (17)<0.001*116 (19)90 (12)<0.01*
  • Data are expressed as n (%).

  • * Values apply to the comparison between the three or four categories in the two columns to the left of the p values.

  • CAD, coronary artery disease; CTCA, CT coronary angiography; FH, familial hypercholesterolaemia; NACP, non-anginal chest pain patients.