Table 4.

Effective support measures (n = 107).

Items	n (%)a	Mean (SD)b
Support from team leaders	107 (100.0)	2.94 (0.269)
Sufficient material supply	107 (100.0)	2.93 (0.315)
Allowance provided by government	107 (100.0)	2.91 (0.351)
Clear instruction on treatment procedures	107 (100.0)	2.91 (0.351)
Adequate knowledge of COVID-19 (transmission route, treatment, etc.)	107 (100.0)	2.82 (0.472)
Priority in career promotion	107 (100.0)	2.80 (0.522)
Senior staff sharing experience	107 (100.0)	2.71 (0.614)
Strict infection control procedures within the institution	106 (99.1)	2.84 (0.517)
Educational and training programs in the hospital	105 (98.1)	2.62 (0.722)
Appropriate schedule of shift	104 (97.2)	2.90 (0.387)
Enough rest time	104 (97.2)	2.88 (0.405)
Nutrition supplement from the organization	100 (93.5)	2.23 (0.957)
Encouragement from colleagues	99 (92.5)	2.67 (0.611)
Psychological services	96 (89.7)	1.86 (1.041)

^aNumber and proportion of a score≥1 for each item;

^bEffectiveness of measures was rated on a four-point scale (0 = not effective; 1 = mildly effective; 2 = moderately effective; 3 = very effective), score of perceived effectiveness calculated as mean (SD).