Posttraumatic stress symptoms, dissociation, and alexithymia in an Italian sample of flood victims

Figures & data

Table 1 Mean score and SD for all variables

	Mean	SD
TAS-20	48.1	11.6
DIF	15.8	6.39
DDF	13.1	4.80
EOT	19.4	5.14
PDEQ	21.3	7.91
DES-II	25.5	17.8
IES-R	23.0	15.7
A/IES-R	7.9	6.15
I/IES-R	8.4	5.67
H/IES-R	6.8	5.93

Abbreviations: A/IES-R, avoidance subscale of IES-R; DDF, difficulty describing feelings; DES-II, Dissociative Experiences Scale II; DIF, difficulty identifying feelings; EOT, externally oriented thinking; IES-R, Impact of Event Scale – Revised; H/IES-R, hyperarousal subscale of IES-R; I/IES-R, intrusion subscale of IES-R; PDEQ, Peritraumatic Dissociative Experiences Questionnaire; SD, standard deviation; TAS-20, Twenty-Item Toronto Alexithymia Scale.

Table 2 Pearson’s correlation coefficients

	IES-R	A/IES-R	I/IES-R	H/IES-R	DES-II	PDEQ	TAS-20	DIF	DDF	EOT
IES-R	–
A/IES-R	0.884**	–
I/IES-R	0.899**	0.707**	–
H/IES-R	0.883**	0.693**	0.744**	–
DES-II	0.357**	0.325**	0.319**	0.276**	–
PDEQ	0.668**	0.577**	0.627**	0.635**	0.399**	–
TAS-20	0.429**	0.384**	0.370**	0.408**	0.410**	0.424**	–
DIF	0.421**	0.355**	0.384**	0.388**	0.419**	0.461**	0.776**	–
DDF	0.330**	0.265**	0.289**	0.307**	0.226**	0.369**	0.712**	0.567**	–
EOT	0.139*	0.172**	0.086	0.165**	0.146*	0.066	0.467**	0.035	0.034	–

Notes:

** Correlation is significant at the 0.01 level (two-tailed).

* Correlation is significant at the 0.05 level (two-tailed).

Abbreviations: A/IES-R, avoidance subscale of IES-R; DDF, difficulty describing feelings; DES-II, Dissociative Experiences Scale II; DIF, difficulty identifying feelings; EOT, externally oriented thinking; IES-R, Impact of Event Scale – Revised; H/IES-R, hyperarousal subscale of IES-R; I/IES-R, intrusion subscale of IES-R; PDEQ, Peritraumatic Dissociative Experiences Questionnaire; TAS-20, Twenty-Item Toronto Alexithymia Scale.

Table 3 Summary of the linear regression analyses predicting PDEQ

Variable	B	SE	β	t	P
DIF	0.328	0.081	0.266	4.04	0.000
DES-II	0.112	0.025	0.252	4.51	0.000
EOT	0.259	0.101	0.157	2.56	0.011
Adjusted R^2=0.273

Abbreviations: B, beta unstandardized coefficient; DES-II, Dissociative Experiences Scale II; DIF, difficulty identifying feelings; EOT, externally oriented thinking; PDEQ, Peritraumatic Dissociative Experiences Questionnaire; SE, standard error.