Pediatric comorbidity index

• Sun JW, Bourgeois FT, Haneuse S, Hernandez-Diaz S, Landon J, Bateman BT, Huybrechts KF. Development and Validation of a Pediatric Comorbidity Index. American Journal of Epidemiology. 2020; doi: 10.1093/aje/kwaa24
• Pediatric Comorbidity Index Code (.txt file)

​Propensity score fine stratification

• Desai RJ, Rothman KJ, Bateman BT, Hernandez-Diaz S, Huybrechts KF. A Propensity-score-based Fine Stratification Approach for Confounding Adjustment When Exposure Is Infrequent. Epidemiology. 2017;28(2):249-257
• ​PSS Weighted Analysis Macro Guide (.pdf file)

Maternal comorbidity index

• Bateman BT, Mhyre JM, Hernandez-Diaz S, Huybrechts KF, Fischer MA, Creanga AA, Callaghan WM, Gagne JJ. Development of a comorbidity index for use in obstetric patients. Obstet Gynecol. 2013 Nov; 122(5): 10.1097/AOG.0b013e3182a603bb.
• Maternal Comorbidity Index Code (.txt file)