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Adjusted odds ratios and 95% CIs in 10,074 firefighters from the Fire Department of the City of New York for covariates associated with elevated PTSD risk, by year (2001–2005)a
aOdds ratios and 95% CIs were estimated using logistic regression. Arrival group, age, and duration were forced in all models. Covariates displayed remained significant (p<0.05).
CI = confidence interval
PTSD = posttraumatic stress disorder
WTC = World Trade Center
Ref. = referent
NA = not available
