Table 3 Multiple linear regression analysis for the relationship between career adaptability and turnover intention (N = 276)

Constant

12.768

1.467

—

8.705

< 0.001

Years of work(≤ 1)

 > 1 and ≤ 3

0.011

0.536

0.001

0.020

0.984

 > 3 and ≤ 5

0.812

0.739

0.071

1.099

0.273

 > 5 and ≤ 10

1.410

0.569

0.171

2.481

0.014

 > 10

-0.326

0.560

-0.040

-0.582

0.561

 Professional qualification certificate

0.735

0.424

0.120

1.735

0.084

Monthly income (≤ 3000)

 3001–4000

0.539

0.501

0.087

1.077

0.282

 4001–5000

0.793

0.543

0.111

1.461

0.145

 > 5000

-1.003

0.705

-0.109

-1.424

0.156

 The number of residents cared for per day

-0.494

0.579

-0.068

-0.854

0.394

 Career adaptability

-0.035

0.012

-0.169

-2.695

0.007