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. Author manuscript; available in PMC: 2018 Jun 1.
Published in final edited form as: Sleep Med. 2017 Mar 18;34:141–147. doi: 10.1016/j.sleep.2017.02.024

Table 1.

Demographic information and correlations across key variables used in analysis

Mean (SD) 1 2 3 4 5
1. Interpersonal PTE (possible range: 0–1) 535 (33.7) 1.00 -- -- -- --
2. Accidental PTE (possible range: 0–1)1 1025 (64.4) 0.42 1.00 -- -- --
3. Sleep 2.79 (1.86) 0.29 0.09 1.00 -- --
4. PTSD symptoms 1.27 (1.51) 0.62 −0.24 0.33 1.00 --
5. AUD symptoms 0.49 (0.88) 0.30 0.06 0.20 0.21 1.00

Abbreviations: AUD = Alcohol use disorder, PTE = potentially traumatic event, PTSD=Posttraumatic stress disorder.

1

Note that when accidental PTE is separated into natural disaster and transportation accident, natural disaster has a negative correlation with PTSD, while transportation accident has a modest but positive correlation.