Published on in Vol 10, No 9 (2022): September

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/37896, first published .
Identification of Preterm Labor Evaluation Visits and Extraction of Cervical Length Measures from Electronic Health Records Within a Large Integrated Health Care System: Algorithm Development and Validation

Identification of Preterm Labor Evaluation Visits and Extraction of Cervical Length Measures from Electronic Health Records Within a Large Integrated Health Care System: Algorithm Development and Validation

Identification of Preterm Labor Evaluation Visits and Extraction of Cervical Length Measures from Electronic Health Records Within a Large Integrated Health Care System: Algorithm Development and Validation

Fagen Xie   1 , PhD ;   Nehaa Khadka   1 , MPH ;   Michael J Fassett   2, 3 , MD ;   Vicki Y Chiu   1 , MS ;   Chantal C Avila   1 , MA ;   Jiaxiao Shi   1 , PhD ;   Meiyu Yeh   1 , MS ;   Aniket Kawatkar   1 , PhD ;   Nana A Mensah   1 , PhD ;   David A Sacks   1 , MD ;   Darios Getahun   1, 4 , MD, MPH, PhD

1 Department of Research and Evaluation, Kaiser Permanente Southern California, Pasadena, CA, United States

2 Department of Obstetrics & Gynecology, Kaiser Permanente West Los Angeles Medical Center, Los Angeles, CA, United States

3 Department of Clinical Science, Kaiser Permanente Bernard J. Tyson School of Medicine, Pasadena, CA, United States

4 Department of Health Systems Science, Kaiser Permanente Bernard J. Tyson School of Medicine, Pasadena, CA, United States

Corresponding Author:

  • Fagen Xie, PhD
  • Department of Research and Evaluation
  • Kaiser Permanente Southern California
  • 100 S. Los Robles Avenue
  • 2nd Floor
  • Pasadena, CA, 91101
  • United States
  • Phone: 1 626-564-3294
  • Fax: 1 626-564-787
  • Email: fagen.xie@kp.org