Table 2.
Working and education times of orthopaedic residents
| Variables | Before COVID-19 pandemic | During COVID-19 pandemic |
P value Mean difference (95% CI) |
|---|---|---|---|
|
Working time (hours/week) |
72.7 (70.6–74.8) |
65.6 (61.0–70.2) |
< 0.001* 3.57 (3.20–11.09)** |
| Detailed working time | |||
| Operation room (hours/week)—No. | < 0.001† | ||
| 0–2 | 11 | 26 | |
| 3–5 | 29 | 44 | |
| 6–10 | 27 | 43 | |
| 11–15 | 37 | 35 | |
| 16–20 | 30 | 22 | |
| > 20 | 89 | 52 | |
| Not answered | 6 | 7 | |
| Total | 229 | 229 | |
| Emergency centre (hours/week)—No. | 0.104† | ||
| 0–6 | 42 | 56 | |
| 7–12 | 47 | 50 | |
| 13–24 | 56 | 57 | |
| 25–48 | 49 | 35 | |
| 49–72 | 11 | 9 | |
| > 72 | 19 | 15 | |
| Not answered | 5 | 7 | |
| Total | 229 | 229 | |
| Outpatient clinic (hours/week)—No. | 0.192† | ||
| 0–2 | 42 | 43 | |
| 3–5 | 41 | 52 | |
| 6–10 | 66 | 68 | |
| 11–15 | 43 | 35 | |
| > 15 | 30 | 24 | |
| Not answered | 7 | 7 | |
| Total | 229 | 229 | |
| Detailed education time | |||
| Lecture (hours/week)—No. | < 0.001† | ||
| 0–2 | 51 | 99 | |
| 3–5 | 110 | 88 | |
| 6–10 | 45 | 25 | |
| > 10 | 17 | 8 | |
| Not answered | 6 | 9 | |
| Total | 229 | 229 | |
| Clinical case discussion (hours/week)—No. | < 0.001† | ||
| 0–2 | 70 | 135 | |
| 3–5 | 108 | 65 | |
| 6–10 | 45 | 22 | |
| Not answered | 6 | 7 | |
| Total | 229 | 229 |
*P value is calculated by paired t test for working time
**Mean difference for working time is expressed on 95% confidence level
†P values are calculated by Cochran-Armitage trend test for detailed working and education times
COVID-19 coronavirus disease 2019, No. number of responders, CI confidence interval