Table 3. Association between predictors of medium/high stress level in nursing students. Salvador, BA, Brazil, 2016-2017.

Predictor Variables	PR*	CI†
Sex
Male	1.85	1.07; 3.19
Female
Family monthly income
≥ 3 MW‡	1.64	1.06; 1.27
1- 2 MW‡
< 1 MW‡
Consideration of Sufficient Monthly Income
Yes	1.25	1.00; 1.57
No
Semester in progress
1st to 5th semester	1.24	1.01; 1.52
6th to 10th semester
Semester workload
≤ 400 hours	1.11	0.88; 1.39
> 400 hours

^*PR = Prevalence Ratio;

^†CI = Confidence Interval;

^‡MW = Minimum Wage (R$ 880.00) effective in 2016, Brazil