Number of patients Group A P value* Group B P value*
Duration of menstruation Before surgery 231 15.4 ± 4.1 (5-20) <.001 14.1 ± 3.2 (5-30) <.001
At 3 months 8.1 ± 1.7 (5-12) 8.1 ± 2.5 (3-18)
Before surgery 191 15.2 ± 4.1 (5-20) <.001 14.2 ± 3.2 (5-30) <.001
At 6 months 8.3 ± 2.0 (5-15) 8.3 ± 2.4 (4-15)
TRM Before surgery 2.8 ± 1.1 (1.0-6.0) <.001 2.4 ± 1.0 (.5-10.1) <.001
At median months 7.6 ± 2.8 (2.0-12.0) 7.3 ± 2.5 (1.0-12.0)