Table 4. Pearson’s correlation between predictor variables and stress, Viçosa, 2016 (n=222).

Variables	R value	p value	95% confidence interval
Weekend work	0.45	0.01	(0.33–0.55)
Physical activity	-0.40	0.01	(-0.51–-0.29)
Administrative activities	0.29	0.01	(0.17–0.41)
Scientific production	0.18	0.01	(0.05–029)
Graduate level teaching	0.14	0.04	(0.06–0.27)
Teaching hours	0.29	0.01	(0.16–0.40)
Temporary administrative position	0.15	0.03	(0.01–0.29)
Outreach activities	0.03	0.61	(-0.10–0.16)