[Evaluation of uterine activity by ambulatory tocography]

The mother's sensations of uterine contractions were compared to the graphs made by the ambulatory tocograph linked to a telephone system (system Tokos), 95 women were assessed. They felt only 20% of their contractions. When the pregnancies were single pregnancies the sensation was found in more women (26%). In a group of women who had a threat of premature labor only 12% of contractions were felt.