Table 1.

Demographic distribution of responses

Variables	Subgroups	Qualitative sample (%)	Survey sample (%)	Population (%)	Difference between qualitative sample and population
Gender	Male	52.7	47.8	53.6	− 0.9
	Female	47.3	52.2	46.4	0.9
Age	20–29	12.6	20.8	24.6	− 12
	30–39	27.8	30.5	32.7	− 4.9
	40–49	20.4	21.2	18.8	1.6
	50–59	24.0	16.2	15.4	8.6
	60 +	15.2	11.3	8.6	6.6
Position	Professor	31.9	18.1	12.2	19.7
	Associate professor	33.5	36.4	28.7	4.8
	Teacher	0.0	1.3	5.7	− 5.7
	Post-doc	12.4	10.6	22.5	− 10.1
	Ph.D. student/TA	22.2	33.5	30.9	− 8.7
Appointment	Temporary	45.0	51.0	NA	–
	Permanent	55.0	49.0	NA	–
Academic field	Engineering	5.3	5.0	5.3	0.0
	Language, info, comm	2.6	3.8	5.7	− 3.1
	Law, arts, humanities	15.3	17.1	20.1	− 4.8
	Medical/life science	27.4	23.6	27.7	− 0.3
	Natural sciences	21.0	17.3	24.7	− 3.7
	Social and behavioural	28.4	33.2	16.6	11.8