Table 6 Skill score multivariate linear analysis

Age 30–39

−2.31

−4.26 to −0.36

p < 0.05

Age 50–59

−3.23

−5.76 to −0.70

p < 0.05

University Degree

2.92

0.98 to 4.85

p < 0.01

Teacher in PG (yes)

2.07

−0.002 to 4.14

p = 0.05

Having dedicate at least an hour in Research in week (yes)

6.56

5.04 to 8.08

p < 0.001

Being part of an Association (yes)

1.79

0.18 to 3.41

p < 0.05

Having at least one publication (yes)

6.58

4.47 to 8.69

p < 0.001

English language (yes)

5.01

3.46 to 6.56

p < 0.001