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Table 1 Utilization of psychiatric and non-psychiatric services by adherence and persistence patterns

From: Association between non-compliance with psychiatric treatment and non-psychiatric service utilization and costs in patients with schizophrenia and related disorders

 

Non-adherent (N = 2774)

Adherent (N = 2774)

B

p

Non-persistent (N = 1956)

Persistent (N = 1956)

B

p

 

Mean

SD

Mean

SD

  

Mean

SD

Mean

SD

  

Psychiatric-related service utilization

 Total number of visits to psychiatric clinics1)

6.51

6.38

10.89

8.30

−0.469

<0.001

5.03

5.85

10.14

7.84

−4.543

<0.001

 Total number of psychiatric hospitalizations1)

2.02

3.95

2.15

4.42

−0.049

0.009

0.97

2.57

1.76

3.86

−0.749

<0.001

 Total duration of psychiatric hospitalizations2) (days)

56.60

202.61

63.61

209.34

−5.592

0.309

24.34

69.94

57.81

305.52

−32.438

<0.001

 Total duration of psychiatric medications2) (days)

210.42

131.03

354.41

66.26

−138.052

<0.001

146.36

136.95

314.34

95.96

−166.17

<0.001

Non-psychiatric related service utilization

 Total number of visits to medical clinics1)

4.62

7.34

2.62

6.98

0.354

<0.001

6.02

8.17

3.21

7.08

2.132

<0.001

 Total number of medical hospitalizations1)

1.04

2.59

0.26

1.25

1.136

<0.001

1.34

2.81

0.36

1.36

0.760

<0.001

 Total duration of medical hospitalization2) (days)

50.08

433.04

5.63

31.59

39.530

<0.001

72.70

587.91

13.82

209.13

47.869

0.001

 Total duration of medical medications2) (days)

131.75

178.52

64.87

147.37

50.437

<0.001

174.92

190.56

81.50

162.69

66.652

<0.001

 Total number of emergency room visits1)

0.31

1.30

0.14

1.08

0.737

<0.001

0.32

1.04

0.17

1.04

0.106

0.002

 Total number of surgeries1)

0.13

0.48

0.02

0.17

1.442

<0.001

0.19

0.59

0.04

0.25

0.115

<0.001

     

OR

P

    

OR

P

Number of deaths during the follow-up period3)

0.03

0.17

0.02

0.14

1.199

0.324

0.03

0.18

0.01

0.11

1.950

0.007

  1. **p < 0.001; adherence is defined as the percentage of days of psychiatric prescription (PDP) ≥ 80% and non-adherence as a PDP < 80%; participants consisted of patients with schizophrenia and related disorders; 1) results were obtained by Poisson regression analysis with the general linear model; 2) results were obtained by multiple linear regression analysis; and 3) results were obtained by logistic regression analysis