Preterm birth phenotypes in women with autoimmune rheumatic diseases: a population-based cohort study.

ABSTRACT:

Objective

To investigate preterm birth (PTB) phenotypes in women with different autoimmune rheumatic diseases in a large population-based cohort.

Design

Retrospective cohort study.

Setting

California, USA.

Population

All live singleton births in California between 2007 and 2011 were analysed. Patients with autoimmune disease at delivery were identified by International Classification of Diseases, Ninth Revision , Clinical Modification (ICD-9-CM), codes for systemic lupus erythematosus (SLE), systemic sclerosis (SSc), rheumatoid arthritis (RA), polymyositis/dermatomyositis (DM/PM), and juvenile idiopathic arthritis (JIA).

Methods

Maternally linked hospital and birth certificate records of 2 481 516 deliveries were assessed (SLE n = 2272, RA n = 1501, SSc

SUBMITTER: Kolstad KD 

PROVIDER: S-EPMC6908743 | biostudies-literature | 2020 Jan

REPOSITORIES: biostudies-literature