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. 2015 Nov 5;4:676. doi: 10.1186/s40064-015-1477-6

Table 1.

Severity levels of stress with life events, depressive symptoms, quality of life, burnout, and sleep quality in 193 medical students

N %
Stress with life events (SRRS)
 Low (≤149) 71 36.8
 Mild (150–199) 34 17.6
 Moderate (200–299) 48 24.9
 Major (≥300) 40 20.7
Depressive symptoms (BDI)
 No depression—minimal (0–9) 76 39.4
 Mild-moderate (10–18) 61 31.6
 Moderate-severe (19–29) 43 22.3
 Severe (≥30) 13 6.7
Low quality of lifea (WHOQOL-BREF)
 Physical health 54 27.9
 Psychological 79 40.9
 Social relationships 101 52.3
 Environment 32 16.6
Burnout (MBI-SS)
 Emotional exhaustion ≥4 124 64.2
 Cynicism ≥4 37 19.2
 Academic efficacy <4 84 43.5
Sleep quality (MSQ)
 Good sleep quality (10–24) 59 30.6
 Mild difficulties (25–27) 32 16.6
 Moderate difficulties (28–30) 24 12.4
 Severe difficulties (>30) 78 40.4

aBelow 25th percentile of the normative scores of general people aged between 20 and 29 (Cruz et al. 2011)