From: Safety and effectiveness of saving sphincter procedure in the treatment of chronic anal fissure in female patients
MRP (mmHg)
p
MSP (mmHg)
Healthy subjects
69.8 ± 11.8
112 ± 36.2
Patients with CAF
Pre-operative
95.3 ± 8.5
0.0001
109.2 ± 46.5
n.s.
12 months after surgery
77.3 ± 15.2
0.0018
115.1 ± 28.9
24 months after surgery
70.2 ± 10.5
107.9 ± 31.9