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. 2010 Jan;2(1):9–13.

Table 1 . Manometric differences between patients with grades II and III hemorrhoidal disease.

Parameters Grade II Grade III * P -value
MxSP (mmHg) 106.0 ± 35.0 124.0 ± 36.0 0.06
MRP (mmHg) 38.0 ± 6.0 57.0 ± 7.2 *<0.05
MSP (mmHg) 76.0 ± 11.7 101.0 ± 15.1 *<0.05

*p-value was assessed with student’s t test for dependent samples.

Values are given as mean±SD.