No. of Vessels | CSA (mm2) | |||||
---|---|---|---|---|---|---|
MS (n = 193) | HC (n = 193) | P Value | MS (n = 193) | HC (n = 193) | P Value | |
Secondary vessels | ||||||
C2/C3 | 12.9 (5.4) | 10 (4.2) | <.001b | 92.1 (40.6) | 81.6 (35.5) | .016b |
C4 | 9.1 (4.2) | 7.5 (3.3) | <.001b | 71.0 (33.7) | 65.3 (28.7) | .022b |
C5/C6 | 7.8 (3.9) | 6.8 (3.4) | .012b | 61.9 (32.2) | 57.2 (28.2) | .028b |
C7/T1 | 8.8 (4.9) | 6 (3.5) | <.001b | 71.1 (40.5) | 56.7 (32.5) | <.001b |