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Figure 2 Incidence of Pulmonary Embolism Associated With Earthquake

Patients with pulmonary embolism (A to C) and shock in the Niigata-Chuetsu earthquake (D). Pulmonary embolism increased after the earthquake compared with the prior 4 weeks and the corresponding 8 weeks in 2002 and 2003. The number of shocks was cited from the official records of the Niigata-Chuetsu earthquake by Japan Meteorological. p < 0.001 versus prior 4 weeks in *2004 or corresponding 8 weeks in 2002 or 2003. Reprinted, with permission, from Watanabe et al. (4).