3.2 Incidence of deep vein thrombosis, pulmonary embolism, and
maternal death due to venous thromboembolism
Of the 770,828 deliveries, 526 VTE cases were noted. The proportion of
DVT cases was 423, and its prevalence was 54.9 per 100,000 live births
(95% confidence interval [CI]: 54.6, 55.1). For PE, the number of
cases was 103, and its prevalence was 13.4 per 100,000 live births (95%
CI: 13.3, 13.4). In addition, three cases of maternal death due to VTE
were documented, and the rate of maternal death caused by VTE was 0.4
per 100,000 live births.