Table 1 Sample characteristics

Job characteristics

Nurse(N,%)

2369

0.756

1366

0.754

1003

0.759

0.776

Nurse assistant(N.%)

764

0.244

445

0.246

319

0.241

Public sector (vs. private) (N,%)

2754

0.879

1573

0.869

1181

0.893

0.036

Hospital (vs. medico-social facility) (N,%)

2948

0.941

1681

0.928

1267

0.958

< 0.001

Full-time job(N,%)

2589

0.826

1472

0.813

1117

0.845

0.019

Constant schedules(N,%)

1504

0.480

680

0.375

824

0.623

< 0.001

Planned schedules(N,%)

2874

0.917

1636

0.903

1238

0.936

0.001

Night shift job(N,%)

494

0.158

15

0.080

479

0.362

< 0.001

Departments

Surgery(N,%)

511

0.163

290

0.160

221

0.167

0.598

Medical specialty(N,%)

1714

0.547

916

0.506

798

0.604

< 0.001

Psychiatry(N,%)

513

0.164

411

0.227

102

0.077

< 0.001

Critical care(N,%)

406

0.130

109

0.060

297

0.225

< 0.001

Individual characteristics

Sex (man) (N,%)

453

0.145

261

0.144

192

0.145

0.930

Age (years) (mean(SD)

40.88

10.15

41.52

10.02

39.24

10.28

< 0.001

Partnered(N,%)

2292

0.732

1350

0.745

942

0.713

0.040

Children at home(N,%)

1952

0.623

1167

0.644

785

0.594

0.004