Characteristics of healthcare trainees—N (%) or mean (SD)
| All | Medicine | Medical technology | Nursing | P value | |
| Participants, N | 4184 | 2727 (65.18) | 944 (22.56) | 513 (12.26) | |
| Age, years, mean (SD) | 23.41 (3.81) | 24.20 (3.84) | 21.90 (3.24) | 21.98 (3.36) | <0.01 |
| Sex | <0.01 | ||||
| Male | 1469 (35.11) | 1133 (41.55) | 265 (28.07) | 71 (13.84) | |
| Female | 2715 (64.89) | 1594 (58.45) | 679 (71.93) | 442 (86.16) | |
| Marital status | <0.01 | ||||
| Married | 331 (7.91) | 254 (9.31) | 48 (5.08) | 29 (5.65) | |
| Unmarried | 3853 (92.09) | 2473 (90.69) | 896 (94.92) | 484 (94.35) | |
| Training stage | <0.01 | ||||
| Undergraduate | 1791 (42.81) | 940 (34.47) | 588 (62.29) | 263 (51.27) | |
| Postgraduate | 1890 (45.17) | 1662 (60.95) | 142 (15.04) | 86 (16.76) | |
| Residency | 503 (12.02) | 125 (4.58) | 214 (22.67) | 164 (31.97) | |
| Location | 0.02 | ||||
| Hubei* | 67 (1.60) | 46 (1.69) | 20 (2.12) | 1 (0.19) | |
| Outside Hubei | 4117 (98.40) | 2681 (98.31) | 924 (97.88) | 512 (99.81) | |
| Relatives with COVID-19 | 0.90 | ||||
| No | 4153 (99.26) | 2706 (99.23) | 937 (99.26) | 510 (99.42) | |
| Yes | 31 (0.74) | 21 (0.77) | 7 (0.74) | 3 (0.58) | |
| Active clinical duty | <0.01 | ||||
| No | 3356 (80.21) | 2301 (84.38) | 719 (76.17) | 336 (65.50) | |
| Yes | 828 (19.79) | 426 (15.62) | 225 (23.83) | 177 (34.50) | |
| Working position† | <0.01 | ||||
| Frontline‡ | 74 (8.94) | 36 (8.54) | 5 (2.22) | 33 (18.64) | |
| Second-line | 754 (91.06) | 390 (91.55) | 220 (97.78) | 144 (81.36) | |
| Contact with COVID-19† | 0.11 | ||||
| Yes | 38 (4.59) | 24 (5.63) | 11 (4.89) | 3 (1.69) | |
| No | 790 (95.41) | 402 (94.37) | 214 (95.11) | 174 (98.31) | |
*Hubei Province was the epicentre at the time of the survey.
†Information was only assessed for participants with activity clinical duty.
‡Frontline working positions was defined as working in departments directly engaging in care for patients with COVID-19, including Emergency, Respiratory, Critical Care Medicine and Infectious Disease Departments.