Table 1 Characteristics of the overall sample in the study area

3803

100%

82.9%

17.1%

P<0.001

Age range (years)

[10–19]

183

4.8

74.32

25.68

P=0.000

[20–29]

1430

37.6

85.38

14.62

[30–39]

1244

32.7

84.15

15.85

[40–49]

627

16.5

81.15

18.85

[50–59]

247

6.5

77.33

22.67

[60–69]

49

1.3

72.55

27.45

[70–79]

19

.5

55.55

44.45

[80–89]

4

.1

57

25

Provenance

Urban areas

2932

77.1

54

41

P <0.001

Rural areas

871

22.9

46

58

Diagnosis

Schizophrenia

2658

69.9

84.87

15.13

P=0.000

Bipolar disorder

319

8.4

82.81

17.19

Manic state

316

8.3

81.27

18.73

Major Depression

221

5.8

71.69

28.31

Epilepsy

141

3.7

80

20

Dementia

95

2.5

64.21

35.79

Drug addiction

57

1.5

82.46

17.54

Length of stay (days)

[0–29]

3252

85.5

83.69

16.31

P=0.000

[30–59]

338

8.9

72.11

27.89

[60–89]

80

2.1

82.72

17.28

[90–119]

23

.6

75

25

[120–149]

4

.1

100

00

[150–179]

23

.6

95.24

4.76

[180–209]

53

1.4

94.44

5.56

[210–239]

8

.2

83.33

16.67

[240–269]

27

.7

96.15

3.85