Transanal eco-Doppler evaluation after hemorrhoidal artery embolization

Table 4 Overall pre- and post-treatment mean systolic peak

Position	Pre-treatment MSP	Post-treatment MSP	P value
1 o’clock	17.82	17.01	0.993
3 o’clock	15.88	12.34	0.158
5 o’clock	13.03	9.81	0.314
6 o’clock	13.36	9.49	0.077
7 o’clock	14.62	9.59	0.008
9 o’clock	16.71	14.77	0.604
11 o’clock	12.74	13.11	0.708
12 o’clock	13.12	12.15	0.592
Overall	14.66	12.29	0.008

Systolic peak data are in cm/s. MSP: Mean systolic peak.