Table 3 Predictors of the attitudes for withholdings in Case 1 and 2, and for withdrawal of tube feeding in Case 3*

Female (male)

0.7 [0.3 – 1.5]

0.6 [0.4 –1.1]

1.2 [0.5 – 2.7]

Age over 50 (younger age)

0.8 [0.4 – 3.0]

0.7 [0.4 – 1.5]

1.2 [0.4 – 3.1]

Surgical specialty (others)

0.5 [0.2 – 2.1]

0.6 [0.3 – 1.2]

0.3 [0.1 – 1.1]

Large volume facility over 500 beds (under 500 beds)

0.3 [0.1 – 0.9]

1.3 [0.7 – 2.4]

1.3 [0.6 – 2.9]

Primary care clinic (hospital)

0.9 [0.4 – 2.2]

0.8 [0.4 –1.5]

0.9 [0.4 – 2.2]

Urban area (rural)

1.5 [0.7 – 3.0]

0.2 [0.4 – 1.2]

1.4 [0.7 – 2.7]

"Frequently" consult with colleagues ("very seldom" or "no")

0.4 [0.3 – 1.6]

1.0 [0.5 – 1.8]

0.8 [0.3 – 2.0]

"Have experience of consultation" with ethics committees (have no experience)

2.1 [0.8 – 6.2]

1.0 [0.4 – 2.2]

6.4 [2.5 – 16.3]