Table 2 |
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|
Factors associated with post-traumatic stress disorder symptoms at six-month follow-up |
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|
Univariate analysisa |
Multivariable analysisb |
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|
|
|
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|
Factor |
rho |
p value |
B (95% CI) |
p value |
|
|
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|
Age in years |
-0.297 |
0.05 |
Non-linear effectc |
0.04 |
|
APACHE II |
0.039 |
0.80 |
0.02 (-0.32, 0.37) |
0.90 |
|
Duration of delirium in days |
0.030 |
0.84 |
0.91 (-0.82, 2.63) |
0.31 |
|
Total lorazepam dose (in 10 mg intervals) |
0.300 |
0.05 |
0.39 (0.17, 0.61) |
0.001 |
|
Female gender |
7.36 (1.62, 13.11) |
0.02 |
||
|
Median PTSS-10 score (IQR) by gender |
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|
Female |
22 (16–35) |
0.06d |
||
|
Male |
17 (12–27) |
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|
|
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|
aSpearman correlation coefficients (rho) unless otherwise noted. bMultiple linear regression with B representing regression coefficients. cSee Figure 2. dWilcoxon rank-sum tests were used. APACHE II, Acute Physiology and Chronic Health Evaluation II; CI, confidence interval; IQR, interquartile range; PTSS-10, Post-Traumatic Stress Syndrome 10-Questions Inventory. |
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|
Girard et al. Critical Care 2007 11:R28 doi:10.1186/cc5708 |
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