Table 2.
Difference in PTSD by characteristics
| Mean ± SD | t | p | |
| Intrapersonal and Interpersonal characteristics | |||
| Age (years) | |||
| Below the median (< 28) | 13.65 ± 16.40 | -1.59 | .114 |
| Above the median (≥ 28) | 17.69 ± 16.58 | ||
| Work experience (years) | |||
| Below the median (< 4) | 14.98 ± 17.42 | -0.61 | .542 |
| Above the median (≥ 4) | 16.54 ± 15.75 | ||
| Gender | |||
| Male | 4.33 ± 7.76 | -1.73 | .085 |
| Female | 16.19 ± 16.67 | ||
| Marital status | |||
| Unmarried | 14.39 ± 15.91 | -1.66 | .098 |
| Married | 19.02 ± 17.76 | ||
| Cohabitation status | |||
| Living alone | 15.54 ± 17.51 | -0.07 | .943 |
| Living with family | 15.81 ± 16.47 | ||
| Education level | |||
| Associate’s degree or lower | 11.92 ± 15.54 | -1.26 | .209 |
| Bachelor’s degree or higher | 16.44 ± 16.70 | ||
| COVID-19-related characteristic | |||
| Experience of quarantine | |||
| No | 14.37 ± 15.83 | -1.83 | .070 |
| Yes | 19.60 ± 18.07 | ||
| Training/orientation of infection control | |||
| No | 14.93 ± 16.08 | -0.64 | .522 |
| Yes | 16.57 ± 17.08 | ||
| Level of nurse staffing | |||
| Appropriate | 11.64±14.14 | -2.78 | .006 |
| Inappropriate | 18.71±17.59 | ||
| Availability of PPE | |||
| Appropriate | 13.88±16.61 | -1.38 | .171 |
| Inappropriate | 17.40±16.45 | ||
| Convenience of EHR | |||
| Convenience | 13.63±15.21 | -2.34 | .021 |
| Inconvenience | 19.83±18.33 | ||
| Experience of witnessing COVID-19 patient death | |||
| No | 13.22 ± 14.94 | -3.10 | .003 |
| Yes | 22.95 ± 18.87 | ||
| Length of working period in the COVID-19 isolation ward | |||
| Below the median | 16.50 ± 17.90 | 0.54 | .587 |
| Above the median | 15.10 ± 15.33 | ||
Note: COVID-19 Coronavirus disease 2019, EHR Electronic health records, PPE Personal protective equipment, PTSD Post-traumatic stress disorder, SD Standard deviation