With delilium (n = 8)

Without delilium (n = 15)

p

Age

72.3 (62 - 79)

64.8 (50 - 79)

0.036

Sex (male/female)

6/2

7/8

Type of disorder

Neurosis

Depression

Schizophrenia

Dementia

Oligophrenia

5

0

1

1

1

3

7

4

1

0

0.04

Admitted to the psychiatric ward

6^*

2

Without insight for operatin

2

2

Duration for drainage (days)

6 (2-15)

5 (2-8)