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. Author manuscript; available in PMC: 2022 Mar 15.
Published in final edited form as: Am J Obstet Gynecol. 2020 Jan 21;223(1):123.e1–123.e14. doi: 10.1016/j.ajog.2020.01.026

FIGURE 2. Rates of SMM.

FIGURE 2

Rate of A, SMM and B, SMM excluding cases with transfusion alone, by race/ethnicity and study period. Poisson generalized estimating equation model included study period, race/ethnicity, the interaction term between study period and race/ethnicity, and all of the maternal sociodemographic and clinical factors listed in Table 4.

adjRR, adjusted relative risk; CI, confidence interval. N, Number of denominator (women with obstetric hemorrhage); SMM, severe maternal morbidity.

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