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Table 2 Comparison of anxiety, stress and depression scores based on DASS-21 questioner between 4 groups of study

From: Comparison of the severity of psychological distress among four groups of an Iranian population regarding COVID-19 pandemic

Variables Community population
(n = 241)
Patients with COVID-19
(n = 221)
Medical staff
(n = 217)
Medical students
(n = 207)
P-value
Stress
 Mean ± SD (Range) 27.34 ± 4.37 (18–38) 28.59 ± 5.18 (18–44) 26.23 ± 5.62 (14–42) 28.99 ± 4.53 (18–40) < 0.001*
Anxiety
 Mean ± SD (Range) 26.04 ± 4.52 (16–38) 27.62 ± 5.12 (16–42) 26.15 ± 4.24 (14–40) 28.56 ± 4.67 (16–42) < 0.001*
Depression
 Mean ± SD (Range) 26.09 ± 4.39 (16–40) 28.07 ± 5.06 (16–46) 26.18 ± 5.09 (14–42) 29.36 ± 4.42 (18–42) < 0.001*
  1. * P < 0.05 was considered statistically significant. In addition, the mean score of stress, anxiety and depression were compared between the groups two by two in which (Tukey) post hoc test