Related Experiment Video
Updated: Feb 12, 2026

Isolation and Characterization of the Murine Uterosacral Ligaments and Pelvic Floor Organs
Published on: March 3, 2023
Correlation between electromyography and perineometry in evaluating pelvic floor muscle function in nulligravidas: A
Lorena C Macêdo1,2, Andrea Lemos3, Danilo A Vasconcelos4
1Instituto de Medicina Integral Prof. Fernando Figueira (IMIP), Recife, Pernambuco, Brazil.
Electromyography and perineometry show a strong, significant correlation in assessing pelvic floor muscle function in nulligravidas. These methods provide reliable data for evaluating pelvic floor muscle strength and activity.
Area of Science:
- Urogynecology
- Pelvic Floor Physical Therapy
Background:
- Pelvic floor muscle (PFM) dysfunction can affect women's health.
- Objective assessment of PFM function is crucial for diagnosis and treatment.
Purpose of the Study:
- To correlate electromyography (EMG) and perineometry findings for PFM function assessment in nulligravidas.
- To evaluate the reliability of these two methods in a specific population.
Main Methods:
- A cross-sectional observational study involving 38 nulligravidas (18-39 years old).
- Participants underwent clinical PFM evaluation, EMG, and perineometry after standardized biofeedback training.
- Exclusion criteria included prolapse, pelvic surgery history, and neurological disorders.
Main Results:
- A highly positive and statistically significant correlation (r=0.968; P<0.001) was observed between EMG and perineometry results.
- This indicates strong agreement between the two measurement techniques.
Conclusions:
- A strong correlation exists between perineometric and electromyographic findings for PFM function.
- Both EMG and perineometry are reliable tools for assessing PFM function in nulligravidas.
Related Concept Videos
Muscles of the Pelvic Floor and Perineum
Perineal Layer
The perineum is a diamond-shaped area below the pelvic diaphragm, divided into an anterior urogenital triangle that contains the external genitals and a posterior anal triangle housing the anus. The urogenital...
Cross-Sectional Research
Finding Volume Using Cross-Sectional Area
Profile Leveling and Cross Sections
Spinal Cord: Cross-sectional Anatomy
Gray Matter and its Components
Central to the gray matter is...
Functions of Smooth Muscles
Function of visceral smooth muscles
Visceral smooth muscle is found in the walls of all hollow organs, except the heart, and is a key player in the involuntary movements that drive the functioning of these internal organs. This tissue is arranged in...

