Sunday, June 19, 2016

OB Nest- A novel approach to antenatal care by remote monitoring of low risk pregnancies.

A novel prenatal care model ( OB Nest) optimizes antenatal care and  improves patient satisfaction by leveraging technology and  reducing the number of office visits during pregnancy.

According to the ACOG recommendations the current antenatal care consists of at least 12-14 visits with an obstetrician, with majority being just brief visits to ensure fetal well-being. Researchers in the past have focused on decreasing the number of visits in low risk pregnancies so that resources and time can be diverted towards high risk pregnancies. But this has resulted in less patient satisfaction and was found unsafe for maternal and fetal well-being.

But researchers at Mayo clinic have developed a new prenatal care model called OB-Nest and families are feeling satisfied with it.  The results of using the newly devised program were presented at the 2016 annual meeting of the American College of Obstetricians and Gynecologists (ACOG) by Yvonne S Butler Tobah, MD, who is an instructor in obstetrics-gynecology at the Mayo Clinic, Rochester, Minnesota. The results were also published in the May issue of Journal of Obstetrics and Gynecology.

"Traditionally, pregnancy is treated as a sickness," says Yvonne Butler Tobah, M.D., lead author of this study. "We wanted our care to reflect the normal, life-bringing event that it is, and [we] looked for a way to transform prenatal care into a wellness, patient-oriented experience."

Researchers at Mayo clinic embarked on a randomized, controlled trial enrolling 300 women, all of whom met criteria for low risk pregnancies. The patients were randomized to either OB-Nest (134 patients) or usual antenatal care practice (133 patients) according to ACOG guidelines of standard 12 office visits.  Both the groups received lab testing, imaging, immunizations, and appropriate anticipatory guidance according to ACOG guidelines. 

Patients in the OB Nest group had 8 scheduled office visits and six "virtual care" visits with a lead nurse either via phone or email. They also received home monitoring supplies for measuring blood pressure and fetal heart rate and reporting them online regularly.  They also were a part of online community that included OB Nest participants and nurses from the OB Nest care team.OB Nest Online Communities reinforces the role of OB as supportive and guiding partner in moms’ prenatal experience.

Primary outcomes included patient satisfaction, number of clinic visits, perceived quality of care, and pregnancy-related stress. Secondary outcomes included unplanned visits, fetal and maternal outcomes. Data analysis was performed by intention to treat.

When the results of the trial were compared it was seen that patients in the OB Nest group -- who had remote monitoring -- reported higher satisfaction about their care at 36 weeks (95% versus 77%, respectively, P<0.001). No difference was found in the perceived quality of care by the patients.
OB Nest patients reported 3.4 fewer outpatient scheduled clinic appointments, and 2.85 fewer scheduled appointments with a provider (OBN=9.2 vs UC=11.2, P<.0001) than patients receiving usual care.

No difference was seen in terms of maternal/fetal events, incidence of cesarean delivery, preterm birth, birthweight, or an Apgar score <7. 

However, according to Dr. Tobah the study was did not have sufficient power to detect obstetrical outcome, only patient outcomes. The study also suffered from ascertainment bias as the participants were not blinded. It also has limited generalizability as all the participants were Caucasians and well educated.

Researchers are looking forward to apply OB Nest into larger community settings, with diverse population contributing to larger study population to compare maternal-fetal outcomes and confirm costs savings. They are also looking to apply the study to high-risk population such as patties with Gestational Diabetes Mellitus.

The researchers got the inspiration for the study after a visit to the  Mayo Clinic Center of Excellence, where remote monitoring was being done on patients with end-stage kidney disease. 

ACOG awarded the researchers second prize in the scientific program for 2016.

Both the researchers were employee of Mayo Clinic and received grant for the study.  

References:
http://www.fiercehealthcare.com/it/mayo-clinic-remote-monitoring-low-risk-pregnancies-boosts-patient-satisfaction





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