Table 3 Univariate analysis for the identification of factors associated with the DFLSTs and with the change in DFLSTs when advance directives were available
Variable | DFLST score in round 1 Mean ± SD Correlation coefficient | p value | Change in DFLST score between round 1 and round 2 Mean ± SD Correlation coefficient | p value |
|---|---|---|---|---|
Gender | ||||
Female | 5.06 ± 2.72 | 0.42 | 1.09 ± 2.48 | 0.96 |
Male | 4.86 ± 2.80 | 1.10 ± 2.43 | ||
Age (years) | 0.035 | 0.46 | 0.027 | 0.57 |
Status of intensivist | ||||
Assistant | 4.91 ± 2.91 | 0.74 | 0.98 ± 2.48 | 0.79 |
Senior | 4.98 ± 2.74 | 1.15 ± 2.42 | ||
Professor | 4.74 ± 2.73 | 1.06 ± 2.53 | ||
Length of overall professional experience | ||||
< 5 years | 4.86 ± 2.81 | 0.23 | 1.18 ± 2.45 | 0.42 |
5–15 years | 4.77 ± 2.72 | 0.94 ± 2.33 | ||
> 15 years | 5.27 ± 2.79 | 1.23 ± 2.63 | ||
Specialty of anesthesiology and critical care | ||||
Yes | 4.98 ± 2.76 | 0.62 | 1.09 ± 2.46 | 0.75 |
No | 4.86 ± 2.81 | 1.15 ± 2.42 | ||
Religion | ||||
Catholic | 4.94 ± 2.74 | 0.74 | 1.18 ± 2.37 | 0.78 |
Protestant | 4.75 ± 2.61 | 0.78 ± 1.90 | ||
Islam | 4.06 ± 2.58 | 0.73 ± 2.97 | ||
Other | 4.68 ± 3.06 | 0.79 ± 2.75 | ||
None | 5.00 ± 2.77 | 1.12 ± 2.46 | ||
Intensivists with an interest in ethics | ||||
Yes | 5.01 ± 2.80 | 0.22 | 1.14 ± 2.49 | 0.52 |
No | 4.69 ± 2.70 | 0.99 ± 2.34 | ||
Intensivists with a traumatic experience of an EOL situation | ||||
Yes | 4.79 ± 2.73 | 0.27 | 1.27 ± 2.44 | 0.09 |
No | 5.04 ± 2.80 | 0.95 ± 2.45 | ||
Hospital type | ||||
General | 4.74 ± 2.93 | 0.37 | 1.33 ± 2.43 | 0.18 |
University | 4.98 ± 2.72 | 1.03 ± 2.45 | ||
Type of ICU | ||||
Medical | 4.99 ± 2.81 | 1.12 ± 2.37 | ||
Surgery | 4.81 ± 2.82 | 0.89 | 0.56 ± 2.67 | 0.14 |
Mixed | 4.90 ± 2.73 | 1.19 ± 2.45 | ||
Number of beds in ICU | 0.062 | 0.61 | − 0.10 | 0.12 |
Number of intensivists in ICU | 0.018 | 0.87 | − 0.05 | 0.28 |
DFLST Protocol available in ICU | ||||
Yes | 5.05 ± 2.80 | 0.16 | 1.10 ± 2.37 | 0.92 |
No | 4.71 ± 2.72 | 1.11 ± 2.57 | ||
Number of DFLST performed in ICU | ||||
< 1/week | 4.70 ± 2.84 | 0.12 | 1.15 ± 2.62 | 0.75 |
≥ 1/week | 5.07 ± 2.69 | 1.08 ± 2.26 | ||