Skip to main content
. 2017 Dec 22;23(4):e12527. doi: 10.1111/anec.12527

Table 2.

Properties of noninvasively determined rotors

Patient 1 Patient 2 Patient 3 Patient 4 Patient 5 Patient 6
Observation timea, msec 20,790 17,226 19,002 22,285 20,642 23,277
Single pair of PS, msec 14,059 (67.6%) 12, 304 (71.4%) 12,123 (63.8%) 16,204 (72.7%) 14,573 (70.6%) 15,886 (68.3%)
Rotor's stability time, msec 6,374 (30.7%) 5,778 (33.5%) 6,249 (32.9%) 4,823 (21.6%) 5,072 (24,6%) 6,996 (30.1%)
Rotors, n 44 36 35 30 32 45
CW rotors, n (%) 27 (64.3) 19 (52.8) 12 (34.3) 14 (46.7) 17 (53.1) 16 (35.6)
Full rotor rotations, n 1.2 ± 0.4 1.1 ± 0.4 1.2 ± 0.4 1.3 ± 0.6 1.3 ± 0.4 1.2 ± 0.5
1 full rotation, n (%) 38 (90.5) 31 (86.1) 28 (80.0) 26 (86.7) 27 (84.4) 34 (75.6)
2 full rotations, n (%) 6 (9.5) 5 (13.9) 6 (17.1) 4 (13.3) 5 (15.6) 8 (17.8)
3 full rotations, n (%) 0 0 1 (2.9) 0 0 2 (4.4)
4 full rotations, n (%) 0 0 0 0 0 1 (2.2)
Rotor cycle length, msec 145 ± 18 161 ± 22 178 ± 24 160 ± 15 159 ± 19 155 ± 11
Meandering distance during 1 cycle, mm 13.8 ± 5.2 15.7 ± 6.1 16.4 ± 5.6 14.7 ± 4.7 15.4 ± 5.3 14.8 ± 4.0
Aggregation sites, n 2 2 2 2 2 3
Rotors at aggregation sites, n (%) 24 (57.1)@ RSPV roof7 (16.7)@ inferoseptal LA 15 (41.7)@ posterior LA7 (19.5)@ SVC 15 (42.9)@ LSPV14 (40)@ lateral RA 14 (46.7)@ posterior LA10 (33.3)@ RSPV 14 (43.8)@ lateral RA12 (37.5)@ posterior LA 11 (24.4)@ anterior LA9 (20)@ left post. LA8 (17.8)@ right post. LA

PS, phase singularity; CW, clockwise; LA, left atrium; LSPV, left superior pulmonary vein; post., posterior; RA, right atrium; RSPV, right superior pulmonary vein; SVC, superior vena cava.

a

Sum of analyzed TQ intervals.