Table I. Items included in the... | Emerald Publishing

Table I.

Items included in the supervisory-support scale, researcher-community support and destructive frictions

The scale	Items included	α	Mean (SD)
Supervisory support	I feel that my supervisors are interested in my opinions. I receive encouragement and personal attention from my supervisors. I feel that my supervisors appreciate my work. I feel that I am treated with respect. I can negotiate about central choices regarding my dissertation with my supervisors. My supervisors treat the doctoral students in a fair way. My supervisors express critical comments on my research in a friendly manner. I often receive constructive criticism. My supervisors encourage me to explore alternative viewpoints in my research. I have been left without supervision at some point during my doctoral studies.*	0.92	5.40 (1.25)
Researcher community support	I feel that the other members of my researcher community appreciate my work. I feel accepted by my researcher community. My expertise is put to use in the researcher community. I feel like an outsider in my own researcher community. I receive encouragement and support from the other doctoral students. My supervisors encourage doctoral students to collaborate with each other. If my supervisors cannot advise me I am usually left without help. I can influence matters concerning doctoral education in my researcher community	0.83	4.56 (1.20)
Destructive friction	I have learned to hide viewpoints that differ from those of my supervisors My dissertation reflects the choices of my supervisors rather than my own choices. The relationships between doctoral students are marked by competition. I can openly discuss any problems related to my doctoral education with my supervisors. I can tell my supervisor if a personal matter affects my work with the dissertation. I have been bullied during my doctoral education. My supervisor favours some of the doctoral students. I feel that my supervisor has exploited my thoughts or products in an unfair way.	0.73	2.35 (0.93)

The scale	Items included	α	Mean (SD)
Supervisory support	I feel that my supervisors are interested in my opinions.I receive encouragement and personal attention from my supervisors.I feel that my supervisors appreciate my work.I feel that I am treated with respect.I can negotiate about central choices regarding my dissertation with my supervisors.My supervisors treat the doctoral students in a fair way.My supervisors express critical comments on my research in a friendly manner.I often receive constructive criticism.My supervisors encourage me to explore alternative viewpoints in my research.I have been left without supervision at some point during my doctoral studies.*	0.92	5.40 (1.25)
Researcher community support	I feel that the other members of my researcher community appreciate my work.I feel accepted by my researcher community.My expertise is put to use in the researcher community.I feel like an outsider in my own researcher community.I receive encouragement and support from the other doctoral students.My supervisors encourage doctoral students to collaborate with each other.If my supervisors cannot advise me I am usually left withouthelp.I can influence matters concerning doctoral education in my researcher community	0.83	4.56 (1.20)
Destructive friction	I have learned to hide viewpoints that differ from those of my supervisorsMy dissertation reflects the choices of my supervisors rather than my own choices.The relationships between doctoral students are marked by competition.I can openly discuss any problems related to my doctoral education with my supervisors.I can tell my supervisor if a personal matter affects my workwith the dissertation.I have been bullied during my doctoral education.My supervisor favours some of the doctoral students.I feel that my supervisor has exploited my thoughts orproducts in an unfair way.	0.73	2.35 (0.93)

Notes:

Cronbach’s alpha (α), Mean and Standards Deviations (SD); 1= unsatisfied/strongly disagree, 7 = completely satisfied/fully agree