Prevalence of post-traumatic stress disorders and associated factors one month after the outbreak of the COVID-19 among the public in southwestern China: a cross-sectional study.

The PTSD prevalence was considerably variant in the various self-perceived health conditions (χ2 = 30.171, p <0.001), and the prevalence of PTSD was considerably elevated in the group which had highly significant self-perceived health condition (5 grade), as compared to groups which had moderately self-perceived health conditions (3 grade; χ2 = 19.679, p <0.001) and significant self-perceived health condition, respectively (4 grade; χ2 = 23.310, p <0.001).

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