Table 3 Pittsburgh Sleep Quality Index (PSQI) among different resident's specialty

Internal medicine

1.4 ± 1.1

1.5 ± 0.7

2.4 ± 0.7

0.7 ± 0.8

3.0 ± 0.0

1.4 ± 1.0

0.1 ± 0.4

10.5 ± 2.6

Medicine specialties

1.7 ± 1.0

1.2 ± 0.5

2.1 ± 0.8

0.7 ± 0.7

3.0 ± 0.2

1.6 ± 0.8

0.1 ± 0.5

10.4 ± 2.3

Pediatrics

1.3 ± 1.4

1.5 ± 0.5

2.8 ± 0.4

0.5 ± 0.8

3.0 ± 0.0

2.3 ± 0.8

0.0 ± 0.0

11.5 ± 2.1

Geriatrics

2.3 ± 0.9

1.3 ± 0.5

2.3 ± 0.8

0.3 ± 0.7

3.0 ± 0.0

1.9 ± 0.3

0.0 ± 0.0

11.1 ± 1.6

Clinical pathology

0.4 ± 0.5

1.8 ± 0.8

1.6 ± 0.5

1.8 ± 0.8

3.0 ± 0.0

1.4 ± 0.9

0.0

10.0 ± 3.1

General surgery

2.5 ± 1.0

1.8 ± 0.5

2.3 ± 0.5

0.3 ± 0.5

3.0 ± 0.0

1.8 ± 0.5

0.0 ± 0.0

11.5 ± 1.7

Specialized surgeries

1.6 ± 0.8

1.4 ± 0.7

2.2 ± 0.7

0.6 ± 0.7

2.9 ± 0.6

1.5 ± 0.7

0.0 ± 0.0

10.2 ± 2.2

Obstetrics and gynecology

2.0 ± 1.0

1.1 ± 0.3

2.1 ± 0.6

0.7 ± 0.9

3.0 ± 0.0

1.9 ± 1.2

0.1 ± 0.3

10.9 ± 2.4

Anesthesiology

1.3 ± 0.9

1.4 ± 1.0

2.1 ± 0.9

0.6 ± 0.5

3.0 ± 0.0

2.0 ± 0.9

0.0

10.4 ± 3.0

Radiology

1.6 ± 1.3

1.3 ± 0.6

1.7 ± 0.8

0.8 ± 0.8

2.7 ± 1.0

1.2 ± 0.9

0.0

9.3 ± 3.1

P value

0.045*

0.339

0.064

0.076

0.386

0.130

0.912

0.615

Medicine-related specialties

1.6 ± 1.1

1.3 ± 0.6

2.2 ± 0.8

0.7 ± 0.8

3.0 ± 0.1

1.6 ± 0.8

0.1 ± 0.4

10.6 ± 2.3

Surgery-related specialties

1.7 ± 1.0

1.3 ± 0.7

2.0 ± 0.7

0.6 ± 0.7

2.9 ± 0.6

1.6 ± 0.9

0.0 ± 0.1

10.1 ± 2.6

P value

0.652

0.983

0.180

0.557

0.113

0.694

0.174

0.300

All residents

1.6 ± 1.1

1.3 ± 0.6

2.1 ± 0.8

0.7 ± 0.8

2.9 ± 0.4

1.6 ± 0.8

0.1 ± 0.3

10.4 ± 2.5