Table 3 Effects of respondent characteristics on SRT satisfaction

Radiation protection

Dissatisfaction

–

–

Ref

Satisfaction

–

–

3.00 (2.58, 3.50)

< 0.001

Hospital region

East

Ref

Ref

Central

0.79 (0.65, 0.96)

0.017

0.90 (0.74, 1.10)

0.304

West

1.00 (0.84, 1.18)

0.994

1.04 (0.87, 1.24)

0.688

Northeast

1.14 (0.82, 1.57)

0.449

1.09 (0.78, 1.53)

0.619

Age

≤ 28 years

Ref

Ref

> 28 years

0.80 (0.66, 0.97)

0.022

0.82 (0.67, 0.99)

0.042

Gender

Male

Ref

Ref

Female

1.21 (1.05, 1.40)

0.009

1.27 (1.09, 1.47)

0.002

Training years

The 1st year

Ref

Ref

The 2nd year

0.71 (0.59, 0.85)

 < 0.001

0.71 (0.59, 0.85)

< 0.001

the 3rd year

0.79 (0.66, 0.95)

0.013

0.79 (0.66, 0.96)

0.016

Degree

Bachelor

Ref

Ref

Master or doctoral

0.82 (0.63, 1.07)

0.146

0.87 (0.66, 1.14)

0.313

Marital status

Married or others

Ref

Ref

Unmarried

0.96 (0.79, 1.16)

0.667

0.98 (0.81, 1.20)

0.873

Annual after-tax income

≤ 40,000

Ref

Ref

> 40,000

1.17 (1.00, 1.37)

0.053

1.08 (0.92, 1.27)

0.363

Working hours per week

≤ 40

Ref

Ref

41–48

0.69 (0.57, 0.82)

 < 0.001

0.68 (0.57, 0.82)

 < 0.001

> 48

0.46 (0.39, 0.55)

 < 0.001

0.45 (0.38, 0.54)

 < 0.001

Workload changes during the COVID-19

No change

Ref

Ref

Decrease

0.93 (0.78, 1.10)

0.387

0.95 (0.79, 1.13)

0.553

Increase

0.72 (0.60, 0.86)

 < 0.001

0.79 (0.65, 0.96)

0.015