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. 2022 Jan 7;22:20. doi: 10.1186/s12888-021-03671-8

Table 1.

Descriptive statistics

Variables N (%) Mean ± SD
PHQ-9 No depressive symptom 441 (84.97) -
Mild depressive symptoms 51 (9.83) -
Moderate depressive symptoms 16 (3.08) -
Severe depressive symptoms 11 (2.12) -
Gender Male 276 (53.18) -
Female 243 (46.82) -
Educational background Undergraduate 453 (87.28) -
Master’s 32 (6.17) -
Doctoral 27 (5.20) -
Trainees 7 (1.35) -
Current place of residence China 68 (13.10) -
Asia outside China 376 (72.45) -
Other continents 75 (14.45) -
Residence style Live with family or friends 349 (67.24) -
Live alone 170 (32.76) -
Outbreak in the city No 110 (21.19) -
Yes 359 (69.17) -
Do not know the actual situation 50 (9.64) -
Age - 22.76 ± 3.60
Covid-19 pandemic-related stress - 11.95 ± 3.05
Coping style Positive coping - 1.61 ± 0.73
Negative coping - 1.32 ± 0.70
PSSS - 60.78 ± 17.64